Monchhichi and Belle Maison's 'Monthly Choko Choko' Collaborate for the First Time to Release a Retro-Pop Stationery Set

Senshukai Co., Ltd. has announced a first-ever collaboration between its popular Belle Maison stationery series, 'Monthly Choko Choko,' and the character 'Monchhichi,' sold by Sekiguchi Co., Ltd.

The collaboration includes a three-piece set consisting of a 'Mini Card Set,' a 'Ticket File,' and an 'Eraser' (690 yen including tax), which will be available on the Belle Maison Net website starting May 29, 2026.

Since its launch in 1995, 'Monthly Choko Choko' has been well-loved by many customers, celebrating its 30th anniversary in 2025. Given the rising interest in retro items, the company decided to collaborate with 'Monchhichi,' a character cherished across generations.

The set contents are as follows:

- Monchhichi and Friends Mini Card Set: A set of three envelopes and three cards featuring a retro-pop world view. - Monchhichi Has Arrived! Ticket File: A convenient file for storing tickets, memos, and receipts. - Together with Monchhichi Eraser: A compact eraser designed for convenience.

Senshukai and Sekiguchi propose these items for use in various settings such as schools and offices, serving as products that convey the charm of characters loved for many years.