Board game cafés
Pay by the hour, borrow from shelves of games, and staff often teach the rules. Popular in Shibuya, Shinjuku, Akihabara and Takadanobaba.
If loud bars aren't your thing, a board game night might be. Everyone has something to focus on, conversation comes naturally between turns, and regulars quickly become friends. Tokyo has plenty of game cafés and English-friendly game nights.
Pay by the hour, borrow from shelves of games, and staff often teach the rules. Popular in Shibuya, Shinjuku, Akihabara and Takadanobaba.
Regular meetups where people bring or borrow games and join tables of strangers. Many are in English.
Pub quizzes in English are a fun team format, great if you come alone and join a team.
Casual gaming bars where you can join others for a few rounds.
Making friends in Tokyo as an introvert and making friends without drinking have more ideas.
Buy Me a Matcha helps you meet new people in Tokyo one at a time over a coffee or matcha. In English, friends only, free on iPhone.

Yes. Tokyo has many board game cafés, especially around Shibuya, Shinjuku, Akihabara and Takadanobaba. Most charge by the hour and staff can teach games.
Yes. Many weekly board game meetups and pub quiz nights in Tokyo run in English. Meetup is a good place to find them.
Yes. Games give everyone something to focus on, conversation flows between turns, and regular attendees get to know each other quickly.
Small clubs, language exchanges and meeting one person at a time. Buy Me a Matcha helps you meet people in Tokyo one at a time over a coffee or matcha, in English.