Drupal Meetup Tokyo regularly hold events where the participants can casually exchange information on topics related to Drupal. 

Japan Drupal Meetup is a place where Drupal-related topics could be discussed and information exchanged more freely. The meetups happen on a monthly basis.

The May edition of the meetup is scheduled on 11^th at 19:30 - 21:00 Japan Standard Time. The event will happen in online mode.