Seiichi Yamaguchi
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Seiichi Yamaguchi

Seiichi Yamaguchi is a current employee of Nintendo Company Limited, having worked mainly in the development department during his time with the company.

Yamaguchi is a native resident of Japan. After working for Dimps, he officially joined Nintendo in 2014, initially working as a software engineer for the Entertainment Analysis & Development Division.

His first prize work was programming duties on Nintendo Badge Arcade for the Nintendo 3DS.


Work History

Nintendo Co., Ltd.
April 2013 - Present

Dimps Corp.
April 2000 - March 2013

Notable Works

  • Splatoon 3 (2022) - Programming
  • Splatoon 2: Octo Expansion (2018) - Programmer
  • Splatoon 2 (2017) - Programmer
  • Miitopia (2016) - Technical Support
  • Nintendo Badge Arcade (2014) - Programmer
  • Super Smash Bros. for Wii U (2014) - Tester
  • Street Fighter X Tekken (2012) - Programmer
  • Super Street Fighter IV: Arcade Edition (2011) - Lead Programmer
  • Super Street Fighter IV (2010) - Lead Programmer
  • Street Fighter IV (2009) - Lead Programmer
  • Spikeout: Battle Street (2005) - Programmer)
  • Dragon Ball Z: Budokai 2 (2003) - Battle Programmer
  • Dragon Ball Z: Budokai (2002) - Battle Programmer

Profile: Seiichi Yamaguchi / 山口 聖一 / やまぐち せいいち
Company: Nintendo Co., Ltd.
Source: Game Credits. Japan Media Archives. Kyoto Report Investigative Methods.
Author: Kyoto Ninja

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