"Everyday, Katyusha" (Everyday、カチューシャ, Eburidei, Kachūsha) is the 21st single by Japanese idol girl group AKB48, released on May 25, 2011.

"Everyday, Katyusha" was used as the theme song for the film Moshidora, which stars AKB48 members Atsuko Maeda and Minami Minegishi,[2] and the song "Yankee Soul" will be the title track for the television drama Majisuka Gakuen 2 by TV Tokyo.

[3] It was announced that part of the proceeds from this album will be donated to help the victims of the 2011 Tōhoku earthquake and tsunami.

[6] All lyrics are written by Yasushi AkimotoAll lyrics are written by Yasushi Akimoto, except credited belowAll lyrics are written by Yasushi Akimoto, except listed belowCenter: Atsuko Maeda "Hito no Chikara " was performed by Undergirls.

"Anti" was performed by Team Kenkyūsei which consisted of the following members: "Everyday, Katyusha" set a new sales record for singles in Japan, selling a total of 1.334 million singles on its debut week and beating the previous record set by Mr. Children in February 1996.