# Ryutaro Arimura + DEMONSTRATIONs Presents: Halloween Night 2026 'Shin Three-Colored Cat Hospital'
_有村竜太朗 有村竜太朗+DEMONSTRATIONs presents Halloween Night 2026「シン･三毛猫病院」_

- **When:** Fri, Oct 30, 2026 18:30 (JST)
- **Where:** Asakusa Hana Theater, Taito — 2-28-1 Asakusa, Taito, Tokyo
- **Map:** https://www.google.com/maps/search/?api=1&query=35.7125805,139.7800712
- **Price:** ¥8,000
- **Category:** Shows & Entertainment
- **Official site:** https://arimuraryutaro.com/contents/1089795
- **On Tokyo Events:** https://eventstokyo.com/en/events/demonstrations-presents-halloween-night-2026

![](https://arimuraryutaro.com/s3/skiyaki/uploads/ckeditor/pictures/859792/content_%E4%B8%89%E6%AF%9B%E7%8C%AB%E7%97%85%E9%99%A2_2026.jpg)

This is the 2026 edition of "Halloween Night: Shin Three-Colored Cat Hospital," a theatrical Halloween live show by Ryutaro Arimura (Plastic Tree) + DEMONSTRATIONs, with guest Ao Sakurai (cali≠gari), staged at Asakusa Hanagekijo theatre in Tokyo on October 30, 2026 (doors 18:00, start 18:30). The event follows a recurring "hospital" horror-theatrical concept with band members performing in character as hospital staff/patients. Tickets are ¥8,000 (tax included, all-standing, drink fee separate); a second date is also held November 6, 2026 at Osaka Muse.

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Source: Tokyo Events — https://eventstokyo.com/en/events/demonstrations-presents-halloween-night-2026