Kamishimogi - formal attire

...The celebration of a 5-year-old boy's wearing of hakama (traditional Japanese formal kimono) is a tradition inherited from the samurai class, and in the Meiji era, samurai and upper-class families held a banquet in which 5-year-old boys were dressed in hakama for the first time and stood on a go board. In the Hokuriku and Chubu regions, the celebration is called hakama-iwai, hakama-tsuke, or kamishimogi, and is often held for boys only, but in some regions, 5-year-old girls are given the Himo-otoshi and Obitsuke celebrations. The 7-year-old celebration is the final celebration of childhood for both boys and girls, and in some places, girls wear haregi and visit the shrine, but it is also the first time they tie an obi and perform the Obitoki and Himo-otoshi....

*Some of the terminology that refers to "Kamisamagi" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…男児5歳の袴着（はかまぎ）の祝いは，武家の風を受けつぐもので，明治時代には士族や上流家庭では，5歳の男児にはじめて袴をつけて碁盤の上に立たせて祝宴を行った。北陸，中部地方などでは，袴祝とか袴つけ，裃着（かみしもぎ）などといい，男児だけの祝いをする例が多いが，5歳の女児がヒモオトシ，オビツケの祝いを行う地方もある。7歳の祝いは男女ともに幼年期の最後の祝いとして，ハレギを着せて宮まいりをするが，女児はこのときにはじめて帯を結び，オビトキ，ヒモオトシをする所もある。…

※「裃着」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報