"Bukiyō Taiyō" (不器用太陽) is the 15th single by SKE48.

It debuted in number one on the weekly Oricon Singles Chart.

[3] It reached number one on the Billboard Japan Hot 100.

[4] It was the 14th best-selling single of the year in Japan, with 461,539 copies.

[5] Team S: Rion Azuma, Masana Oya, Ryoha Kitagawa, Haruka Futamura, Jurina Matsui, Sae Miyazawa, Miyuki Watanabe Team KII: Mina Oba, Akane Takayanagi, Airi Furukawa, Nao Furuhata, Nana Yamada Team E]: Tsugumi Iwanaga, Madoka Umemoto, Kanon Kimoto, Haruka Kumazaki, Sumire Sato, Aya Shibata, Akari Suda, Rena Matsui Team KII: Mina Oba, Akane Takayanagi, Airi Furukawa Team E: Sumire Sato, Aya Shibata, Akari Suda, Rena Matsui Kenkyuusei: Kaori Matsumura Team S: Rion Azuma, Ryoha Kitagawa, Jurina Matsui Team KII: Mina Oba, Akane Takayanagi, Airi Furukawa, Nao Furuhata Team E: Kanon Kimoto, Akari Suda, Rena Matsui Team S: Rion Azuma, Masana Oya, Ryoha Kitagawa, Risako Goto, Mieko Sato, Mai Takeuchi, Natsumi Tanaka, Rika Tsuzuki, Yuka Nakanishi, Haruka Futamura, Jurina Matsui, Chikako Matsumoto, Sae Miyazawa, Ami Miyamae, Miki Yakata, Suzuran Yamauchi, Miyuki Watanabe Team KII: Riho Abiru, Yuki Arai, Anna Ishida, Mikoto Uchiyama, Yuna Ego, Mina Oba, Tomoko Kato, Ruka Kitano, Yukiko Kinoshita, Saki Goudo, Sarina Souda, Yumana Takagi, Natsuki Takatsuka, Akane Takayanagi, Yuzuki Hidaka, Airi Furukawa, Nao Furuhata, Honoka Mizuno, Yukari Yamashita, Nana Yamada, Mizuho Yamada Team E: Kyoka Isohara, Narumi Ichino, Tsugumi Iwanaga, Madoka Umemoto, Arisa Owaki, Rumi Kato, Kanon Kimoto, Haruka Kumazaki, Kumiko Koishi, Ami Kobayashi, Makiko Saito, Mei Sakai, Sumire Sato, Aya Shibata, Akari Suda, Sana Takatera, Marika Tani, Nao Fukushi, Rena Matsui, Reika Yamada Team E: Akari Suda, Marika Tani Kenkyuusei: Kaori Matsumura