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Dosukoi! Kenkyo ni Daitan / Ramen Daisuki Koizumi-san no Uta / Nen ni wa Nen (Nen Iri Ver.) ドスコイ！ケンキョにダイタン／ラーメン大好き小泉さんの唄／念には念（念入りVer.）

1st single by Kobushi Factory , Fujii Rio , Hirose Ayaka , Nomura Minami , Ogawa Rena , Hamaura Ayano , Taguchi Natsumi , Wada Sakurako , Inoue Rei

Released September 2, 2015 Editions 6 Tracks 3

Regular edition · Regular A

EPCE-7144 · ¥1,000 · September 2, 2015

Regular edition · Regular B

EPCE-7145 · ¥1,000 · September 2, 2015

Regular edition · Regular C

EPCE-7146 · ¥1,000 · September 2, 2015

Limited edition · Limited A

EPCE-7138 · ¥1,600 · September 2, 2015

Limited edition · Limited B

EPCE-7140 · ¥1,600 · September 2, 2015

Limited edition · Limited C

EPCE-7142 · ¥1,600 · September 2, 2015

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