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Pentel Pocket Brush Pen vs KINGJIM Rilakkuma Notebook Review: The UK's Best Japanese Creative Stationery 2026

Jul 05, 2026

Pentel Pocket Brush Pen GFKP Japan Portable Calligraphy Brush Pen with 2 Refills

Pentel Pocket Brush Pen vs KINGJIM Rilakkuma Notebook Review: The UK's Best Japanese Creative Stationery 2026

Japanese stationery excels at combining practical function with delightful design. In this review, we compare two outstanding Japanese creative stationery items: the Pentel Pocket Brush Pen GFKP, a portable calligraphy brush pen with waterproof pigment ink and two refills, and the KINGJIM Rilakkuma Limited Edition Loose-leaf Notebook, a beautifully designed notebook featuring the beloved Rilakkuma character. Both are available from TTPEN UK.

Pentel Pocket Brush Pen GFKP Japan Portable Calligraphy Brush Pen with 2 Refills

Pentel Pocket Brush Pen — Professional Calligraphy in Your Pocket

The Pentel Pocket Brush Pen GFKP is one of the most celebrated portable brush pens in the world. At £11.00 including two FP10 ink refills, it delivers genuine brush pen calligraphy performance in a compact, pocket-sized format with waterproof pigment ink.

Genuine Brush Pen Performance

The Pocket Brush Pen’s natural hair brush tip responds to pressure exactly like a traditional calligraphy brush — light pressure produces a fine line, heavy pressure produces a broad stroke. This pressure sensitivity allows the full range of calligraphic line variation, from hairline strokes to bold, expressive marks. The brush tip is resilient and returns to its original shape after each stroke, maintaining consistent performance throughout the life of the ink refill.

Waterproof Pigment Ink with 2 Refills

The Pocket Brush Pen uses waterproof pigment ink — once dry, the marks are permanent and water-resistant, making them suitable for artwork, lettering, and illustration that will be painted over or exposed to moisture. The inclusion of two FP10 refills provides excellent long-term value. At £11.00, the Pocket Brush Pen is one of the best-value professional brush pens available in the UK.

Price: £11.00 (with 2 refills)Buy the Pentel Pocket Brush Pen at TTPEN UK

KINGJIM Rilakkuma Limited Edition Loose-leaf Notebook

KINGJIM Rilakkuma Notebook — Beloved Character Design Meets Japanese Organisation

The KINGJIM Rilakkuma Limited Edition Loose-leaf Notebook brings together KINGJIM’s Japanese organisational expertise with the irresistible charm of San-X’s Rilakkuma character. At £11.00, it is a limited edition loose-leaf notebook that is as delightful to look at as it is practical to use.

KINGJIM’s Loose-leaf System

KINGJIM is one of Japan’s most respected stationery brands, known for its innovative approach to organisation and filing. The loose-leaf format allows pages to be added, removed, and rearranged freely, making it ideal for students who want to organise their notes by subject, professionals who need to restructure their planning pages, and anyone who values flexibility in their notebook.

The Rilakkuma Limited Edition Design

Rilakkuma — the beloved bear character from San-X — appears throughout the notebook’s design, from the cover to the page dividers. The Rilakkuma aesthetic is warm, cosy, and immediately charming, making this notebook a joy to use every day. As a limited edition, it is a collectible item as well as a practical organisational tool.

Price: £11.00Buy the KINGJIM Rilakkuma Notebook at TTPEN UK

Side-by-Side Comparison

Feature Pentel Pocket Brush Pen KINGJIM Rilakkuma Notebook
Price £11.00 (with 2 refills) £11.00
Category Portable calligraphy brush pen Limited edition loose-leaf notebook
Special Feature Waterproof pigment ink, natural brush Rilakkuma design, flexible loose-leaf
Best For Calligraphy, lettering, illustration Students, Rilakkuma fans, organisation

Final Verdict

The Pentel Pocket Brush Pen wins on professional calligraphy performance and waterproof ink; the KINGJIM Rilakkuma Notebook wins on Rilakkuma charm and loose-leaf flexibility. Both earn our highest recommendation. Visit TTPEN UK today.