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Once a month on Sunday mornings, we hold a 15-minute zazen session followed by a 30-minute Dharma talk by the head priest in the formal tea room of Kobo-in, a temple of the Rinzai Tenryu-ji school located in Nakano Ward, Tokyo, near Shinjuku. During the tea gathering that follows, the head priest will answer any questions you may have.
The next Sunday Zen Talk will be held on Sunday, July 26.
The Sunday Zen Talk Session in August is scheduled for the 30th.
Nearest Stations: Nakano-sakaue (Marunouchi Line, Oedo Line); Higashi-Nakano (JR, Oedo Line)
From November 20-22, 2026, foreigners and Japanese interested in Zen and its culture will gather for an intensive study event. What is Zen practice? If you are interested in learning more about what the essence of Zen culture is all about, please join us. Please register by sending us an e-mail at )
Tesshu Zenkai holds zazen sessions for the general public. One of the five-day to one-week-long overnight Zen retreats (sesshin) will be open to the public as a trial day. Please join us.
We practice Shoshin Kagei-ryu "hogyo" after the Zazenkai on the second Saturday of each month, and in June it will be held after the Saturday Zazenkai on the 13th.
If you are interested, please contact us by e-mail at the address below.
The Friday evening and Saturday zazen sessions in July will be held on the following dates. In addition, the Sunday Zen talk will be held on the 26th (Sunday). Please feel free to join us. We look forward to seeing you there.
Friday Night Zazen Sessions: 3rd, 10th, 17th, 24th
Saturday Zazen Sessions: 4th, 11th, 18th, 25th
The next Sunday Zen Talk will be held on May 25. Join us on Sunday mornings for light zazen and a Dharma talk to refresh your body and mind, followed by 15 minutes of zazen and a 30-minute Zen talk by the abbot, followed by a tea party. Next month's meeting is scheduled for Sunday, March 23.
In principle, the fourth Sunday of the month
From 07:30 to 09:30
We will be holding an intensive Zen retreat (An Introduction to Zazen) in November.
Please refer to the link below.
★An Invitation to Zazen: https://kohoin.org/zen-tim/
We would like to announce the schedule for the September zazen sessions. We look forward to seeing you there.
Friday Night Zazen Sessions: September 4, 11, 18, and 25
Saturday Zazen Sessions: 5th, 12th, 19th, and 26th
Sunday Zen Talk Session: September 27
Every third Saturday of the month, we hold sesshin, an overnight intensive zazen practice from Wednesday evening to Sunday noon.
January sesshin will be held from Wednesday, January 13 to Sunday, January 18. From Wednesday to Thursday, after early morning zazen, we will return to our normal daily routines, such as going to work from the dojo and returning to the dojo in the evening for zazen and overnight stay, spending time intensively facing our selves.
The June Friday evening and Saturday zazen meetings will be held on the following dates. Sunday Zazen Talk will be held on Sunday the 28th. Please feel free to join us. We look forward to seeing you there.
Friday evening zazen meetings: 5th, 12th, 19th, 26th
Saturday Zazen meeting : 6th, 13th, 20th, 27th
The April Friday evening and Saturday zazen meetings will be held on the following dates. Sunday Zazen Talk will be held on Sunday the 26th. Please feel free to join us. We look forward to seeing you there.
The Friday evening zazen session on April 10 and the Saturday zazen session on April 11 will be cancelled due to preparations for the Buddhist memorial service.
Once a month on Sunday mornings, we hold a 15-minute zazen session followed by a 30-minute Dharma talk by the head priest in the formal tea room of Kobo-in, a temple of the Rinzai Tenryu-ji school located in Nakano Ward, Tokyo, near Shinjuku. During the tea gathering that follows, the head priest will answer any questions you may have.
The next Sunday Zen Talk will be held on Sunday, June 28.
The July Sunday Zen talk meeting is scheduled for the 26th.
Nearest stations: Nakano-sakaue, Higashi-Nakano
The June sesshin was held from June 18 to 22, 2025. Six students practiced under the guidance of Master Genryo.
The March Friday evening zazen meeting and Saturday zazen meeting will be held on the following dates. Sunday Zazen Talk will be held on Sunday the 29th. Please feel free to join us. We look forward to seeing you there.
Please note that the schedule for March will be irregular due to the interregnum. (07:45 for anton (silent meditation), 08:00 for bell ringing, no chanting, no calligraphy).
Zazen will be cancelled for the month of February due to the Seikan holiday, and will resume with an evening zazen session on Friday, March 6.

