Chunky Tomoe River / Koji Paper Journals
Our best-selling Chunky Journals are back and available for order, featuring fresh new designs and your choice of two premium paper options depending on the selection.
Designed for planners, writers, artists, and fountain-pen users, these notebooks are made for heavy daily use while staying lightweight and flexible.
Limited quantities available
Notebook Sizes & Page Count
| Size | Dimensions (mm) | Dimensions (in) | Pages |
|---|---|---|---|
| A5 | 148 × 210 | 5.8 × 8.3 | 1000 |
| A5 Slim | 130 × 210 | 5.1 × 8.3 | 512 |
| Standard (Narrow) | 110 × 210 | 4.3 × 8.3 | 1000 |
| Standard Slim | 110 × 210 | 4.3 × 8.3 | 512 |
| Weeks (Vertical) | 95.3 × 188 | 3.8 × 7.4 | 1000 |
| Personal | 95 × 171 | 3.7 × 6.7 | 1000 |
| B6 | 125 × 176 | 4.9 × 6.9 | 1000 |
Measurements are approximate. Minor variations may occur.
Paper type and grid size are listed in the variant options. Please review your selection carefully before checkout.
Important Information
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Orders are non-refundable and cannot be canceled once shipped
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Listing photos are from production samples; slight color variations may occur due to screen settings, lighting.
📄 Paper Information
We offer two premium paper options across our Chunky Journals. Each notebook is pre-configured with a specific paper and grid to ensure the best writing experience.
Tomoe River Paper (52gsm)
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Ultra-thin and exceptionally smooth
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Beloved by fountain pen users
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Bright white tone for crisp contrast
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Handles ink beautifully with minimal feathering
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Lightweight feel despite high page counts
Koji Paper (52gsm)
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Smooth with a slightly more substantial feel
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Creamy, warm paper tone that’s easy on the eyes
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Excellent ink performance and durability
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Ideal for everyday writing, planning, and long sessions
Paper type is listed in the notebook option. Please review your selection carefully before checkout.
Paper Notice
Certain batches of 2025 Sanzen Tomoe River Paper may show occasional shadowing or bleed-through. This is a known variation and does not affect every page.
If you have questions, please reach out via the chat box — we’re happy to help 🤍