Announcing the 4th National SASSEN Tournament in Tokyo: Registration Open!

4th National Digital SASSEN Tournament in Tokyo

The Japan SASSEN Association, led by President Takuma Motomura, has officially opened registration for the 4th National Digital SASSEN Tournament. This anticipated event is set to take place on June 14, 2026, at the Hibiya Sky Conference, located in the heart of Tokyo, Minato City.

SASSEN, which stands for “Digital Kendo,” combines IT technology with traditional martial arts, making it a unique and modern sport that appeals to both the youth and adults. Participants will compete to determine who will be crowned Japan's top SASSEN player, showcasing their skills in speed, strategy, and finesse. Players from across the nation are invited to gather and engage in this intense battle of wits and reflexes.

Registration Now Open

The registration process for the tournament has officially begun. All players, regardless of their experience level, are encouraged to participate. The tournament consists of several categories:

- Individual Competition - Children's Division (Ages 12 and under)
- Team Competition (Groups of 4 players)
- Individual Competition - General Division (Ages 13 and over)

The deadline for registration is May 31, 2026. Interested participants can register through the following link: SASSEN Tournament Registration.

Tentative Tournament Schedule

To ensure smooth proceedings, here is the planned timetable for the day:

1. Children's Individual Competition
- Registration: 10:00 AM - 10:15 AM
- Preliminary League: 10:15 AM - 11:15 AM
- Final Tournament: 11:15 AM - 11:40 AM
- Award Ceremony: 11:40 AM - 11:50 AM

2. Team Competition
- Registration: 11:30 AM - 12:00 PM
- Final Tournament: 12:00 PM - 12:50 PM
- Award Ceremony: 12:50 PM - 1:00 PM

3. General Individual Competition
- Registration: 1:00 PM - 1:30 PM
- Preliminary League: 1:30 PM - 3:30 PM
- Final Tournament: 3:30 PM - 5:30 PM
- Award Ceremony: 5:30 PM - 6:00 PM

Please note that the schedule is subject to change based on the event’s progress.

Pathway to the National Tournament: Qualifying Battles!

Leading up to the national tournament, the Kanto Headquarters will host official qualifying matches in Sumida City, Tokyo. This will serve as a prelude to the main event.

- March Official Match: March 22, 2026
- April Official Match: April 19, 2026

Outstanding competitors may earn a seed spot in the national tournament based on their performance in these qualifying events.

Partner Opportunities Available

The association is currently welcoming businesses and organizations to partner with the 4th SASSEN National Tournament. As SASSEN grows in popularity as a cutting-edge sport that blends technology with martial arts, it presents an exciting opportunity for sponsors. Companies looking to collaborate and help elevate this unique championship are encouraged to get in touch for sponsorship details and plan options.

Tournament Overview

- Event Name: 4th National Digital SASSEN Tournament in Tokyo
- Date: June 14, 2026
- Time: 10:00 AM to 6:00 PM (tentative)
- Venue: Hibiya Sky Conference, 11th Floor, Hibiya Fort Tower, 1-1-1 Nishi-Shinbashi, Minato City, Tokyo
- Organizer: Japan SASSEN Association

What is SASSEN?

SASSEN utilizes sensor-equipped swords to facilitate a digital kendo experience, providing instant feedback through an iPad app that judges actions within 0.025 seconds. With the motto of “martial arts without injury,” this sport ensures a safe environment for participants, making it a popular activity for all age groups and genders.