# Deep Sleep Planetarium at Chiba City Science Museum
_熟睡プラ寝たリウム／千葉市科学館_

- **When:** Mon, Nov 23, 2026 (JST)
- **Where:** 千葉市科学館　7階プラネタリウム, 中央区 — 千葉県 千葉市 中央区中央4-5-1　複合施設「Qiball（きぼーる）」内７階から10階
- **Price:** price on the official site
- **Category:** Shows & Entertainment
- **Official site:** https://maruchiba.jp/event/detail_16016.html
- **On Tokyo Events:** https://eventstokyo.com/en/events/deep-sleep-planetarium-at-chiba-city-science-museum

![](https://maruchiba.jp/lsc/upfile/spot/0001/6016/16016_1_l.png)

On Labor Thanksgiving Day, enjoy a special planetarium event designed for you to relax and sleep soundly. Perfect for those who often doze off during planetarium shows or want to experience a restful nap in a comfortable setting. Please refrain from snoring or talking during the program; staff may remind you if necessary. Thank you for your understanding.

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Source: Tokyo Events — https://eventstokyo.com/en/events/deep-sleep-planetarium-at-chiba-city-science-museum