Ultra-Compact Diary
2026-07-24 07:39:43

Introducing the Ultra-Compact Card Size Diary for 2027: Your Perfect Portable Companion

Discover the Card Size Diary 2027 Edition



The latest edition of the ultra-compact "Card Size Diary" launches in mid-August, bringing a perfect blend of portability and functionality. Weighing in at just 10 grams and sized like a business card (W54 × H86 mm), this sleek diary is an ideal companion that fits seamlessly into your wallet or smartphone case.

A Testament to Longevity


Since its initial release in 2015, this diary has garnered remarkable popularity, establishing itself as a best-seller in the market. In 2016, it was honored with the Good Design Award for its innovative approach to personal organization. Users have consistently praised its compact design and practicality.

Smart and Efficient Design


The Card Size Diary has been meticulously designed to maintain essential diary functionalities while minimizing unnecessary features. The unique layout showcases a block-type monthly view that allows users to easily glance at a month’s plans. This design-centric approach emphasizes the placement of day headers right in the center of the page, maximizing the writing space available on the limited paper size.

Intuitive Planning Features


To enhance usability, weekends and public holidays are clearly color-coded, allowing for intuitive comprehension of the calendar. The layout accommodates plans up to the sixth week, delivering a clear and manageable overview even as the month drags on into its last days.

Additionally, the binding employs high-durability thread stitching, ensuring that your diary withstands the wear and tear of daily usage. The cover features an elegant embossing that mimics the look of a card, completing the simple yet sophisticated overall design.

A Color for Every Style


The Card Size Diary is available in an impressive array of ten colors, catering to diverse preferences. The classic black and navy options are joined by new gentle shades like light pink and light blue, along with striking holographic colors that are sure to catch the eye. This vast choice ensures that you can select a diary that aligns perfectly with your business or personal style.

Available Color Options:


  • - 27RFD727B - Black
  • - 27RFD727K - Navy
  • - 27RFD727M - Green
  • - 27RFD727R - Deep Red
  • - 27RFD727Y - Yellow
  • - 27RFD727W - Pearl
  • - 27RFD727G - Gold
  • - 27RFD727S - Hologram
  • - 27RFD727Q - Light Pink
  • - 27RFD727H - Light Blue

Product Specifications:


  • - Product Name: Card Size Diary (Monthly Block)
  • - Model Number: 27RFD727B,K,M,R,Y,W,G,S,Q,H
  • - Dimensions: W54 × H86 × D2mm
  • - Weight: 10g
  • - Price: ¥500 (tax included ¥550)
  • - Contents: Monthly Block (with Rokuyo calendar / December 2026 to March 2028)
  • - Total Pages: 36 pages

Please note that product launch dates, specifications, and pricing may be subject to change without notice. All images are for illustrative purposes only.


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Topics Consumer Products & Retail)

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