The group's name means The Middle-aged Group, full name of the group is よきかな中年隊 yoki kana chuu nen tai. In Gintama world, they are the opening act for タモさん Tamo-san's 歌っていいとも Utatte iitomo aka 'It's ok to sing' variety show.
Cameo of the first generation of real-life 青年隊 sei nen tai aka The Young Group, whose full name is いいとも青年隊 ii tomo sei nen tai, the singing trio which opens the act for タモリさん Tamori-san's 笑っていいとも! waratte ii tomo series of variety shows in the early 1980s. The 3 singers in real-life are namely
- 久保田篤（アツシ） Atsushi
- 野々村誠（マコト、現：野々村真） Makoto
- 羽賀健二（ケンジ、現：羽賀研二）Kenji verification/corroboration needed
The Gintama name is poking fun at the fact that the singing trio are now middle-aged, hence the 'Middle-aged' moniker. | appearance= Template:Gintama:Gallery