三さん々さん五ご々ご

adverb

in small groups; in twos and threes

Describes people gathering, moving, or dispersing in small, informal clusters rather than as a large crowd. Often used with verbs like 集まる, 帰る, or 散る.

• 花はな見み客きゃくが三さん々さん五々ごご帰かえり始はじめた。

  The cherry-blossom viewers began to leave in small groups.

• 会かい議ぎが終おわると、参さん加か者しゃは三さん々さん五々ごご会かい場じょうを後あとにした。

  When the meeting ended, the participants left the venue in twos and threes.