"Saikō Kayo" (最高かよ) is the 8th single by the Japanese idol girl group HKT48.

[1] It was number-one on the Oricon Weekly Singles Chart on its release,[2] selling 269,907 copies.

[3] As of September 26, 2016 (chart issue date), it had sold 283,726 copies.

[5] Full version music video, included only in limited editions, was released on YouTube on February 15, 2017 (except in countries which apply the YouTube Red).

[16] Yuriya Inoue, Aika Ōta, Yui Kōjina, Haruka Kodama, Rino Sashihara, Meru Tashima, Miku Tanaka, Yūka Tanaka, Mio Tomonaga, Mai Fuchigami, Natsumi Matsuoka, Hana Matsuoka, Sakura Miyawaki, Aoi Motomura, Madoka Moriyasu, Nako Yabuki Sung by Team TII members.