Tokyo Big Sight
In *Mr. Osomatsu*, the sextuplets visit a huge glass-walled building complex connected to a monorail station. Inside, there are wide corridors and exhibition halls where they attend a doujinshi fair, queuing among a crowd of otaku.
Scene context
具体集数不详，推测为与同人志活动相关的日常回
Visit notes
- 该地点是现实中的东京国际展示场（东京Big Sight），位于东京都江东区。
- 在动画中，六胞胎参加的是类似Comic Market的大型同人志即卖会。