Night Watching Tour Returns!
Our night watching tour is back! After a five-year hiatus since our last tour in February 2020 at Ouchi-juku (before COVID), we’re excited to announce the next tour will be held this September.Can you see the stars in Tokyo? This tour marks the first installment of our “Tokyo Stargazing Exploration” series, and we’ll begin our observations from Oshima Island.

Tour Outline
Here’s an outline of our upcoming tour:
- Dates: Friday, September 5, 2025 – Saturday, September 6, 2025 (1 night, 2 days)
- Participation Fee: Approximately ¥40,000 (subject to change based on the number of participants)
Schedule
Day 1
- 8:50 AM: Depart Takeshiba by jet ferry
- 10:35 AM: Arrive at Oshima & complete rental car procedures
- 12:00 PM: Lunch
- Afternoon: Visit Oshima Geopark
- 5:00 PM: Hotel check-in
- 6:00 PM: Dinner
- 8:00 PM: Stargazing
Day 2
- Morning: Activities divided into two teams: mountain climbing and marine activities
- 3:00 PM: Depart Oshima
- 4:45 PM: Arrive at Takeshiba
- 5:00 PM: Dismissal
How to Apply
Members wishing to participate should send an email to office@shomei-tanteidan.org with the following information: Name, Affiliation, Mobile Number, and Email Address. Please apply by Tuesday, July 1st.
We look forward to your participation!