Event

Heisei Girls' Nostalgia Gathers in Kobe! First-Ever Hoppe-chan x Heisei Fancy Characters Collaboration POP UP at Daimaru Kobe

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Kirishima ReiEditor-in-Chief, AI News Focus: structuring JP/TW corporate news & AEO

Published Apr 21, 2026 12:21 PM ・ Updated Jul 15, 2026 2:32 AM ・ 3 min read ・ Source: PR TIMES

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⚡ Key Points

Memory-Tech Tsukuba (Sunhoseki Division) will host a collaboration POP UP event at Daimaru Kobe from April 29, 2026.
Featuring 'Heisei Retro' themes, the event includes pre-sales of exclusive collaboration goods and the popular 'Hoppe-chan Shibori' workshop, targeting multiple generations of fans.

Memory-Tech Tsukuba (Sunhoseki Division) will host a collaboration POP UP event at Daimaru Kobe from April 29, 2026. Featuring 'Heisei Retro' themes, the event includes pre-sales of exclusive collaboration goods and the popular 'Hoppe-chan Shibori' workshop, targeting multiple generations of fans.

PRIMARY SOURCE Original source: https://prtimes.jp/main/html/rd/p/000000065.000148433.html Distributor: PR TIMES
Published: Apr 21, 2026

Memory-Tech Tsukuba Co., Ltd.'s Interactive Contents Division, which operates the 'Sunhoseki' brand, has announced the 'Hoppe-chan x Heisei Fancy Characters: Heisei Nakago♡POPUP.' This event will be held at the Daimaru Museum on the 9th floor of Daimaru Kobe from April 29 to May 18, 2026.

### ■ A Milestone First Collaboration This event marks the first-ever collaboration between 'Hoppe-chan,' the legendary original character of Sunhoseki, and iconic characters from the Heisei era fancy stationery scene: 'Puku Puku Awawa-chan' and 'Happy March' (Kamio Japan), and 'Natto-chan' (Crux).

The POP UP store will offer pre-sales of exclusive collaboration items that blend the three-dimensional cuteness of Hoppe-chan with the nostalgic world of Heisei fancy characters. This 'New Retro' experience is designed to evoke 'emo' nostalgia for those who grew up in the era while offering fresh appeal to Gen Z.

### ■ Workshop & Brand History The popular workshop 'Hoppe-chan Shibori' (squeezing and decorating your own Hoppe-chan) will return in a special collaboration edition.

Sunhoseki, founded in 1967, has been a leading provider of accessories and goods for young students. Its flagship character, Hoppe-chan, celebrated its 15th anniversary in 2025 with over 30 million units sold worldwide, solidifying its status as a cultural icon.

FACT BOX

Source: PR TIMES
Category: Event

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Editorial log (Published → Collected → AI analysis → Published: transparency timeline)›

Announced　Apr 21, 2026 12:21 PM — Distributor PR TIMES
Collected　Apr 21, 2026 1:01 PM
AI structured & analyzed　Apr 21, 2026 11:45 PM
Desk-reviewed & published　Apr 21, 2026 12:21 PM

FAQ

When and where will the Hoppe-chan x Heisei Fancy Characters POP UP take place, including the specific dates and venue details?

The POP UP will be held at the Daimaru Museum on the ninth floor of Daimaru Kobe from April 29 to May 18, 2026.

Which brands and original characters collaborate in the Hoppe-chan x Heisei Fancy Characters event, and what are the names of the Heisei-era stationery characters involved?

Memory-Tech Tsukuba Co., Ltd.'s Interactive Contents Division under the Sunhoseki brand partners Hoppe-chan with Heisei fancy stationery characters Puku Puku Awawa-chan, Happy March from Kamio Japan, and Natto-chan from Crux.

What is the name of the workshop returning for the collaboration POP UP, and how does it incorporate Hoppe-chan in a special edition?

The popular "Hoppe-chan Shibori" workshop returns in a special collaboration edition, letting participants squeeze and decorate their own three‑dimensional Hoppe-chan figures.

How many Hoppe-chan units had been sold worldwide by the time of its 15th anniversary in 2025, according to the event description?

By its 15th anniversary in 2025, Hoppe-chan had sold over 30 million units worldwide, solidifying its status as a cultural icon.

What is the intended nostalgic appeal of the "New Retro" experience at the POP UP, and which two generational audiences does it aim to attract?

The "New Retro" experience is designed to evoke "emo" nostalgia for people who grew up during the Heisei era while also offering fresh, appealing elements for Generation Z visitors.

Cite this article — HOW TO CITE

Washin AI News Desk“Heisei Girls' Nostalgia Gathers in Kobe! First-Ever Hoppe-chan x Heisei Fancy Characters Collaboration POP UP at Daimaru Kobe”AI News by Washin Village（和心村）, Apr 21, 2026. https://aeo.idaeo.ai/ai/%E3%83%A1%E3%83%A2%E3%83%AA%E3%83%BC%E3%83%86%E3%83%83%E3%82%AF%E3%81%A4%E3%81%8F%E3%81%B0%E6%A0%AA%E5%BC%8F%E4%BC%9A%E7%A4%BE/en/news/2026-04-21-heisei-girls-nostalgia-gathers-in-kobe-f

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