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Which Muji Notebook Size and Paper Format is Best for Your Bullet Journal?

Discover the best Muji notebook size, paper ruling, and binding style for your bullet journal. Learn how to choose between A5, B5, and A6 sizes to match your planning routine.

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Selecting the ideal notebook is the most critical step in establishing a successful bullet journaling routine. For many planning enthusiasts, Muji is the ultimate destination due to its signature minimalist aesthetic, clean design, and high-quality paper. However, entering a store or browsing online can quickly become overwhelming when faced with dozens of variations in dimensions, paper types, and binding styles.

To find the best Muji notebook for your bullet journal, you must balance your daily mobility with your need for writing space. For the vast majority of users, the A5 dotted thread-bound notebook serves as the ideal starting point. It offers a perfect middle ground—compact enough to slip into a daily bag, yet spacious enough to accommodate detailed weekly spreads, habit trackers, and daily logs. However, depending on your specific planning style, workspace, and choice of writing tools, other sizes and formats in the Muji lineup may suit your routine even better.

Understanding Muji Notebook Sizes for Bullet Journaling

Selecting the physical dimensions of your notebook dictates how and where you will use your bullet journal. Muji offers three primary sizes that fit different lifestyles: A5, B5, and A6. Each size alters your layout options and determines how portable your planning system will be.

Products mentioned in this guide

MUJI Style Spiral Notebook with Garter - Size A5 B5 A6 - LINEPLAIN DOT and GRID
No Brand MUJI Style Spiral Notebook with Garter - Size A5 B5 A6 - LINEPLAIN DOT and GRID 4.9 / 5 ₱49.00 View product →
416 Lazada user ratings
5.0 / 5
More than satisfied! Delivered at least 2 days upon order. I was a bit worried to received a replaced item since the seller reached me out a…Read full reviewShow less

More than satisfied! Delivered at least 2 days upon order. I was a bit worried to received a replaced item since the seller reached me out about an out of stock item. I couldn't be more happy to receive the exact and precise items that I ordered. Thank you so much Diversifinds! 'Till our next transaction 😉

5.0 / 5
Oks naman for its price! Mej manipis ang papel pero oks lang for journal or note-taking… yung dots nya mejo makapal… ayun lang naman.. argh!…Read full reviewShow less

Oks naman for its price! Mej manipis ang papel pero oks lang for journal or note-taking… yung dots nya mejo makapal… ayun lang naman.. argh!! Uwu!

5.0 / 5

super happy na mabilis naship ang orders ko. complete and all in good condition walang issues. thank you seller.

5.0 / 5

Okay pa rn talaga umorder sa lazada. Well packed shipped fast. Thanks lazada and courier.

5.0 / 5

my kid liked it!, price is ok

A6/A5/B5 Muji Style STANDARD Notebook with Garter (Grid Dotted Plain Line)/ notebook
No Brand A6/A5/B5 Muji Style STANDARD Notebook with Garter (Grid Dotted Plain Line)/ notebook 5.0 / 5 ₱35.00₱70.00 View product →
124 Lazada user ratings
5.0 / 5
Great notebook for organizing my thoughts, High-quality paper that doesn't bleed through, Excellent value for the price, The plain pages all…Read full reviewShow less

Great notebook for organizing my thoughts, High-quality paper that doesn't bleed through, Excellent value for the price, The plain pages allow for creative freedom, The garter keeps the notebook securely closed,

3.0 / 5
I love how the product shipped immediately but there is some sort of damaged on the product, hopefully the seller can look after this Thank …Read full reviewShow less

I love how the product shipped immediately but there is some sort of damaged on the product, hopefully the seller can look after this Thank you :))

5.0 / 5

paackage camee in early... the balot is nice, secure, and cleann. nakaka sayang sulat sulatan yung pael... makapal ung papel

5.0 / 5

Dito rin ako bumili ng notebook last year and same parin ung quality maganda parin mabilis rin dumating

5.0 / 5

🤘🏻🤘🏻🤘🏻🤘🏻🤘🏻gandaaaaaa kapal den ng papel

A6/A5/B5 Muji Style STANDARD Notebook with Garter (Grid Dotted Plain Line)/ notebook
No Brand A6/A5/B5 Muji Style STANDARD Notebook with Garter (Grid Dotted Plain Line)/ notebook 4.9 / 5 ₱35.00 View product →
3,006 Lazada user ratings
5.0 / 5
very nice. super fast delivery! Take me to church I'll worship like a dog at the shrine of your lies I'll tell you my sins and you can sharp…Read full reviewShow less

very nice. super fast delivery! Take me to church I'll worship like a dog at the shrine of your lies I'll tell you my sins and you can sharpen your knife Offer me that deathless death Good God, let me give you my life Take me to church I'll worship like a dog at the shrine of your lies

5.0 / 5
okay naman siya, medyo nabend lang 'yong spring niya as you can see sa first pic. then medyo manipis 'yong paper and malaki 'yong dots. pero…Read full reviewShow less

okay naman siya, medyo nabend lang 'yong spring niya as you can see sa first pic. then medyo manipis 'yong paper and malaki 'yong dots. pero all in all goods na for it's price! ang bilis din naship out and nadeliver.

4.0 / 5
bagay tong notebook na to sa mga high school-elem students yung papel nya di masyadong makapal di din naman masyado manipis saktuhan lang, m…Read full reviewShow less

bagay tong notebook na to sa mga high school-elem students yung papel nya di masyadong makapal di din naman masyado manipis saktuhan lang, magaspang yung texture nya

4.0 / 5

medyo manipis yung papel at magaspang din kaya kung sa pag ddesign babakat yung marker sa likod ng papel

5.0 / 5

Price : affordable Quality: enough thickness easy to carry around. also has elastics to keep it neat

MUJI Style Binding Notebook Refillable - Size A5 and B5 60 SHEETS - LINE PLAIN and GRID
No Brand MUJI Style Binding Notebook Refillable - Size A5 and B5 60 SHEETS - LINE PLAIN and GRID 5.0 / 5 ₱58.00 View product →
1,678 Lazada user ratings
5.0 / 5
Quality:10/10 Ease of Use:9/10 (not the product nor the seller's fault since this is my first time using a binder and i didn't really know h…Read full reviewShow less

Quality:10/10 Ease of Use:9/10 (not the product nor the seller's fault since this is my first time using a binder and i didn't really know how to use it yet) Appearance:10/10 it was very well-packaged and delivered faster than i expected. the binder was high-quality, along with its refills. overall such a great buy and i will totally buy here again. i'd say the product and the seller as a whole was PERFECT.

5.0 / 5
The delivery was fast. I was panicking bc school will start soon and I still don't have any refills but when I saw this product it rlly did …Read full reviewShow less

The delivery was fast. I was panicking bc school will start soon and I still don't have any refills but when I saw this product it rlly did save me, over all it's an 5/5!

5.0 / 5
Quality:Matibay ung cover pati na rin ung binders Ease of Use:kahit ilagay mo sa bag di Basta Basta mauupi ung mga pages Appearance:saks lan…Read full reviewShow less

Quality:Matibay ung cover pati na rin ung binders Ease of Use:kahit ilagay mo sa bag di Basta Basta mauupi ung mga pages Appearance:saks lang

4.0 / 5

maganda yung quality makapal din yung paper and mabilis dumating kaso may dent yung binder and paper

5.0 / 5

The binding is sturdy and durable, Smooth writing experience, Perfect size for note-taking,

A5 Steno Muji Style Notebook
No Brand A5 Steno Muji Style Notebook 4.9 / 5 ₱49.00₱100.00 View product →
1,520 Lazada user ratings
5.0 / 5
Gusto ko yung design. Clear lang, tulad nung nsa picture. Yung quality ng papel, okay n para sa presyo pero mas bet ko pa ang papel ng veco …Read full reviewShow less

Gusto ko yung design. Clear lang, tulad nung nsa picture. Yung quality ng papel, okay n para sa presyo pero mas bet ko pa ang papel ng veco steno ko kaysa rito. may knipisan yung ppel pero sa price at place kung saan galing, di na ako mageexpect nang malaki da quality. maganda, oky na sa presyo.

5.0 / 5

Great value for the price, Perfect size for on-the-go notes, Great notebook for jotting down ideas, Smooth and high-quality paper,

5.0 / 5

Order was fulfilled and shipped quickly. Delivered to provincial address in about three business days. Good quality product.

5.0 / 5

Perfect size for on-the-go notes, Sleek and stylish design, Great value for the price, Love the minimalist Muji style,

5.0 / 5

Happy with the build of this notebook from this seller, been usung this for note taking and such

Steno Muji Styled Spiral Notebook Vertical Type A6/A5/B5/A4
No Brand Steno Muji Styled Spiral Notebook Vertical Type A6/A5/B5/A4 4.9 / 5 ₱68.00₱129.00 View product →
10,374 Lazada user ratings
5.0 / 5
‼️HONEST QUALITY REVIEW (from a teen)‼️ Quality:Manipis, pero hindi s'ya tumatalab hanggang next page. It's not suited for back-to-back writin…Read full reviewShow less

‼️HONEST QUALITY REVIEW (from a teen)‼️ Quality:Manipis, pero hindi s'ya tumatalab hanggang next page. It's not suited for back-to-back writing with gel pen, sign pen, or even pilot pen. Hindi masyadong kita 'yung highlighter or acrylic, pero depende na yan sa brand na binili n'yo. Design:'Yung dotted B5 ang kinuha ko, meron s'yang 48x33 dotted writing space. Suitable 'to if gagamitin for drawing, making a planner, lettering, etc. Price:Affordable and worth it 'to para sa'kin as a student.

5.0 / 5
Sleek and minimalist design, Ideal for organization and planning, Love the vertical design, Versatile options for different paper sizes, Smo…Read full reviewShow less

Sleek and minimalist design, Ideal for organization and planning, Love the vertical design, Versatile options for different paper sizes, Smooth and high-quality paper, Great for note-taking,

5.0 / 5

Love the vertical design, Smooth and high-quality paper, Perfect size for my needs, Sleek and minimalist design,

5.0 / 5

Sleek and minimalist design, Smooth and high-quality paper, Convenient A6 size for on-the-go,

Steno MUJI Minimalist Style Spiral Coil Notebook Vertical Non irritating Handheld Notebook Wholesale A6/A5/B5/A4
No Brand Steno MUJI Minimalist Style Spiral Coil Notebook Vertical Non irritating Handheld Notebook Wholesale A6/A5/B5/A4 4.9 / 5 ₱55.00₱126.00 View product →
1,465 Lazada user ratings
5.0 / 5
Smooth writing experience, Lightweight and easy to carry, Durable and long-lasting, Convenient loose-leaf design, Love the flip-up feature, …Read full reviewShow less

Smooth writing experience, Lightweight and easy to carry, Durable and long-lasting, Convenient loose-leaf design, Love the flip-up feature, Great size for note-taking, Excellent value for the price, Perfect for organizing my thoughts,

5.0 / 5

Quality:10/10 Design:10/10 Price:10/10 Great size for note-taking, Versatile options for different paper sizes, Great size for note-taking,

5.0 / 5

Perfect for organizing my thoughts, Versatile options for different paper sizes, Lightweight and easy to carry, ang ganda ng cover.

5.0 / 5

it's great it's the average size of a notebook I personally recommend this one. it's a really thick nb too

Prices are valid at publication and may change. Please refer to the product page for the latest price.

The A5 size (148 mm x 210 mm) is widely regarded as the industry standard for bullet journaling. This size provides ample room for a classic horizontal or vertical weekly spread while remaining highly portable. If you plan to carry your journal to work, school, or cafes, the A5 fits comfortably in most backpacks, totes, and messenger bags. It offers enough surface area to write comfortably without feeling cramped, making it the most versatile option for beginners and experienced journalers alike.

If your planning routine is primarily desk-bound, the B5 size (176 mm x 250 mm) is an excellent alternative. Sitting comfortably between A5 and A4, B5 notebooks offer a significantly larger canvas. This extra space is highly beneficial if you prefer complex monthly layouts, detailed project management trackers, or artistic spreads with extensive illustrations. While it is less convenient to carry around daily, the B5 size ensures you rarely run out of room on a single page, allowing for highly detailed and structured planning.

For those who prioritize ultimate portability and rapid logging, the compact A6 size (105 mm x 148 mm) is the ideal choice. This pocket-sized notebook is perfect for minimalists who only need to jot down quick task lists, immediate thoughts, or simple habit ticks on the go. Because the page size is limited, you will need to keep your layouts simple and concise. It is highly suited for pocket carry, ensuring your planner is always within arm’s reach whenever inspiration or a new task arises.

Choosing the Right Paper Ruling: Dotted, Grid, or Blank

The ruling of your notebook pages directly influences how you structure your thoughts, draw your layouts, and organize your daily tasks. Muji provides three main paper formats, each catering to different visual preferences and organizational styles.

Muji A5 dotted notebook

Dotted paper is the undisputed favorite for bullet journaling. The subtle dot grid—typically spaced 5mm apart—provides just enough structure to help you write in straight lines and draw clean boxes without the visual clutter of solid lines. The dots act as a faint guide that virtually disappears once a page is filled with writing, giving your spreads a clean, professional look. This format offers the ultimate flexibility, allowing you to transition seamlessly from structured tables to freeform sketches on the same page.

Grid paper, or graph paper, offers a more structured environment. If you love precise alignment, mathematical symmetry, and creating detailed charts or habit trackers, the grid format is highly efficient. The solid horizontal and vertical lines make it incredibly easy to count squares and draw boxes without needing a ruler. While some find the solid lines slightly distracting, others appreciate the rigid guidance, especially when setting up complex data tables or pixel-art style trackers.

Blank paper represents complete creative freedom. Without lines or dots to guide your hand, blank pages are perfect for visual thinkers, mind mappers, and those who incorporate heavy sketching, calligraphy, or watercolor elements into their journals. However, keeping text straight and layouts symmetrical requires a steady hand and extra patience. If you prefer a highly structured planning system, blank paper may feel too unconstrained, but it remains unmatched for artistic expression.

Evaluating Binding Styles and Paper Specifications

Beyond size and ruling, the physical construction of your notebook determines its durability and how comfortable it is to write in daily. You must evaluate the binding style and pay close attention to the paper specifications listed on the product packaging.

The choice between thread-bound and spiral-bound notebooks significantly impacts your writing experience. Thread-bound Muji notebooks are highly recommended for bullet journaling because they are designed to lay completely flat when opened. This lay-flat capability allows you to write comfortably across a two-page spread without fighting a raised center margin. Thread-bound covers also tend to be more durable for daily transit, as there are no metal rings to catch on bag linings or bend out of shape.

Spiral or ring-bound notebooks offer a different set of advantages. They can be folded back 360 degrees, which is incredibly useful when working on cramped desks, small cafe tables, or during a commute. However, the metal or plastic rings can obstruct your hand when writing near the center of the page, particularly if you are left-handed. Additionally, pages in spiral notebooks are easier to tear out, which can be a drawback if you want your bullet journal to serve as a permanent archive of your year.

When it comes to paper quality, Muji notebooks use various paper types, ranging from recycled paper to high-quality plantation paper. To ensure compatibility with your favorite writing tools, check the product label for the paper weight, measured in GSM (grams per square meter). A higher GSM generally indicates thicker paper, which provides better resistance to ink penetration. Because smoothness, drying speed, and bleed resistance depend on the exact combination of your pen’s ink and the notebook’s paper fibers, it is always wise to verify these traits yourself before committing to a full layout.

Scenario-Based Muji Notebook Configurations

To help you choose the perfect setup, here are three tailored combinations of size, ruling, and binding designed for specific journaling routines and lifestyles.

The Commuter and Student Setup

If you are constantly on the move between classes, offices, and coffee shops, choose the Muji A5 Dotted Thread-Bound Notebook. Pair this with a lightweight softcover to keep your bag light. The A5 size fits perfectly on small lecture hall desks, while the dotted ruling allows you to quickly switch from structured daily task lists to rapid lecture notes. The thread binding ensures the book lies flat, making it easy to write quickly during busy transits.

The Desk Planner and Artist Setup

For those who keep their journal permanently on a desk and enjoy creating elaborate, visually stunning layouts, the Muji B5 Grid or Dotted Thread-Bound Notebook is the ultimate choice. The expansive B5 canvas gives you plenty of room to design detailed monthly overviews, multi-habit trackers, and creative journal entries. Opting for a sturdy hardcover will protect your pages and provide a solid writing surface, while the grid or dot pattern ensures every line you draw is perfectly aligned.

The Minimalist Capture Setup

If your journaling style is fast, functional, and completely free of decorative elements, go with the Muji A6 Blank or Dotted Notebook. This pocket-sized companion is designed to go everywhere with you. Use it strictly for rapid logging—jotting down tasks, events, and notes as they occur throughout the day. The small footprint encourages you to keep your entries concise, focusing purely on productivity and immediate task management.

Frequently Asked Questions (FAQ)

Can I use fountain pens or heavy markers in Muji notebooks?

Yes, but you should verify the paper specifications first. Muji’s high-quality plantation paper is generally smooth and fountain-pen friendly, but thinner recycled paper options may experience ghosting or feathering with wet inks. Always check the notebook’s label for paper weight (GSM) and material details. Before starting your first official spread, perform a quick pen test on the very last page of the notebook. Write with your preferred fountain pens, brush pens, and highlighters, then check the reverse side of the page to observe how well the paper handles bleed-through and ghosting.

How do I set up my first bullet journal spread in a Muji notebook?

Setting up your first spread in a Muji notebook is simple and highly customizable. Start by reserving the first two pages for an Index to keep track of your layouts. Next, create a Future Log across the next two to four pages to note down future events, birthdays, and long-term goals. From there, set up your first Monthly Log, using the dots or grid lines to easily draw a clean calendar or a simple vertical date list. Finally, transition into your Daily Logs, utilizing standard bullet journal signifiers to track tasks, events, and notes as they happen.

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