Bye-Bye-Hand no Houteishiki

 (Bye-Bye-Handの方程式) is a rock band from Osaka formed on May 5, 2015.

Current Members

 * Ushioda Taiki (汐田泰輝) - Vocals
 * Iwahashi Kayatsu (岩橋茅津) - Guitar
 * Kiyohiro Haruya (清弘陽哉) - Drums
 * Nakamura Ryuto (中村龍人) - Bass (Joined February 2021)

Former Members

 * Iida Hajime (飯田肇) - Bass (Left June 11, 2020)

Mini Albums

 * 1) [2018.07.21] Goshun no Kyoutsuuten (誤春の共通点)
 * 2) [2019.07.13] Enyo no Hankagai (煙夜の繁華街)
 * 3) [2020.09.09] Flowers
 * 4) [2021.03.17] Romance Kaisoku Tokkyuu (ろまんす快速特急)
 * 5) [2022.01.19] Scoop (すくーぷ)

EPs

 * 1) [2019.11.26] Ai to wa Iwazu Ai to Yonde (愛とは言わず哀と呼んで)
 * 2) [2022.05.08] Seiriteki ni Suki - EP (生理的に好き-EP)
 * 3) [2023.03.15] Kazemachi Toppu Club - EP (風街突風倶楽部-EP)

Singles

 * 1) [2019.02.16] Ketsuro / Shitsukoi (結露/湿恋)

Digital Singles

 * 1) [2021.02.17] romance tower
 * 2) [2021.10.06] Planetarium (ぷらねたりゅーむ)
 * 3) [2021.12.05] Juubun no San (ジュウブンノサン)
 * 4) [2022.04.27] Hikari Au Mono-tachi (ひかりあうものたち)
 * 5) [2022.11.23] Sofubi Ningen (ソフビ人間)
 * 6) [2023.07.12] darling rolling