Anata no Hana / あなたの花 - Issei Kuga (lyrics)

Blue Fire Crater - Issei & Ichiru Kuga (lyrics)

Hoshizora / 星空 - Issei Kuga (lyrics)

Diamond Dust - Shu Izumi & Issei Kuga (lyrics)

DEAR DREAM! - Hoshitani Yuta x Tengenji Kakeru x Kuga Shu (lyrics)

RADIANT MIND - Kuga Shu (lyrics)

FACE-OFF - Kuga Shu x Toraishi Izumi x Kitahara Ren (lyrics)

HEROISM++ - Kuga Shu x Toraishi Izumi (lyrics)

Fata Morgana - Eichi Horimiya & Ichiru Kuga (lyrics)

Nemuru Ōgarasu / 眠る大鴉 - Ichiru Kuga (lyrics)

hanamichi ∞ Go All Out!! / 花道 ∞ Go All Out!! - Hoshitani Yuta x Nayuki Toru x Tengenji Kakeru x Kuga Shu x Ugawa Akira x Toraishi Izumi (lyrics)

Akaku Somaru Sora / 紅く染まる空 - Ichiru Kuga (lyrics)

By Your Side - Tsukigami Kaito x Kuga Shu (lyrics)

Sakura Anata ni Deaete Yokatta Lyrics - Clannad Story

boku to anata no kagaku-shiki / 僕とあなたの化学式 - Shirakawa Motoi (lyrics)

Anata no Hitomi ni Odorasete / あなたの瞳に踊らせて - DearDream (lyrics)

AWAI HANA / [淡い花] - Nagatsuki Yoru & Haduki You (lyrics)

Shugo Chara - Nadeshiko/Nagihiko ~ Hana Tegami (Flower Letter) With English Lyrics

Hana Akari no Koibumi / 花燈の恋文 - AKATSUKI (lyrics)

Kimi ni Hana wo, Kimi ni Hoshi wo / [君に花を、君に星を] - Fuduki Kai & Shimotsuki Shun (lyrics)

hana moyou / 華模様 - Saionji Ren (lyrics)