|Sleepy Boy Technique|
Yoiko Minmin Ken
|Alternate names||Good Boy Sleep-Sleep Fist|
Nighty-Night Baby Attack
|Debut||Manga: "The Big Sleep"|
Anime: "The Grand Finals"
|Inventor||Master Roshi/Jackie Chun|
|Users||Master Roshi/Jackie Chun|
|Similar techniques||Hypnosis Technique|
Basically, this is a hypnosis move used to put the opponent to sleep, by using hand motions and weird voice sounds. Jackie Chun used it to put Goku to sleep, though Goku awoke when Bulma shouted "Dinner Time!!!!" before the countdown was complete.
The Sleepy Boy Technique was Master Roshi's throw in Budokai Tenkaichi 1.