Rutwik Music
Artist

SEIKIN

Seiya Kaihatsu professionally known as Seikin, is a Japanese YouTuber and singer-songwriter. His younger brother is YouTuber Hikakin, who is also a member of the Japanese music group Hikakin & Seikin.

From YouTube Music
  • Keep Your Head UpSEIKIN · Keep Your Head Up
  • YouTubeテーマソング - YouTube Theme SongHIKAKIN & SEIKIN · YouTube Theme Song
  • 雑草 - ZASSOHIKAKIN & SEIKIN · ZASSO
  • Just Do It NowSEIKIN · Just Do It Now
  • YouTubeテーマソング -Tetsuya Komuro Rearrange- - YouTube Theme Song -Tetsuya Komuro Rearrange-HIKAKIN & SEIKIN · YouTube Theme Song -Tetsuya Komuro Rearrange-

Singles & EPs

  • ZASSOSingle · 2017
  • YouTube Theme Song -Tetsuya Komuro Rearrange-Single · 2017
  • Keep Your Head UpEP · 2016
  • Just Do It NowEP · 2015
  • YouTube Theme SongEP · 2015

Videos

  • コール文字pv　　#コール　#HIKAKIN　#SEIKIN　#新曲sky · 1.2K views
  • HIKAKIN & SEIKIN - FIRE (歌詞付き)Xi Flashlight · 272K views
  • Ima/Hikakin & Seikin [Music Box]R3 Music Box · 1K views
  • 今 / ヒカキン & セイキン【ピアノ楽譜付き】Nanaki Piano · 27K views
  • Hikakin & Seikin - HIKAMANICORE/今 (青ウニ remix)YAGICORE! · 5.1K views
  • 今　ヒカキン & セイキン　アコギ弾き語り　歌詞　コード【アコギ力向上委員会】まくたのさ · 10K views
  • saensキン(夢)えんどう豆 · 2.6K views
  • ヒカキン&セイキン(今)歌ってみたよしゅうと437TV · 1.1K views
  • 【Nightcore】今 ヒカキン&セイキンMUSIC CH MIKOTO · 2.3K views
  • ヒカキン & セイキン【今】ピアノの白鍵だけで演奏してみた！ドレミ付！1本指ピアノbyりょん · 22K views

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