- Pokémon Yellow (1998) - Game Scenario
- Pokémon Gold and Silver (1999) - Game Scenario
- Pokémon Crystal (2000) - Game Scenario, Pokédex Text
- Pokémon Ruby and Sapphire (2002) - Game Scenario
- Pokémon Emerald (2004) - Scenario
- Pokémon Ranger (2006) - Game Scenario
- Pokémon Diamond and Pearl (2006) - Plot Scenario, Game Scenario
- Pokémon Platinum (2008) - Game Design, Plot Scenario, Game Scenario, Pokédex Text
- Pokémon HeartGold and SoulSilver (2009) - Game Design, Game Scenario, Pokédex Text
- Pokémon Black and White (2010) - Scenario, Dialogue Design (Lead)
- Pokémon Black 2 and White 2 (2012) - Scenario, Pokémon Concept & Pokédex Text, Game Design Lead, Text, Pokémon World Tournament Design
- Pokémon Dream Radar (2012) - Concept Design
- Pokémon X and Y (2013) - Scenario, Game Dialogue Design (Lead)
- Pokémon Sun and Moon (2016) - Scenario, Pokémon Concept & Pokédex Text, Game Dialogue Design
- Pokémon Ultra Sun and Ultra Moon (2017) - Scenario, Sub Scenario, Movie Design, Game Text Localization Support
- Pokémon Sword and Shield (2019) - Main Scenario
- Pokémon Legends: Arceus (2022) - Main Scenario
- One of the default names for Barry in the Japanese version of Pokémon Diamond is トシノブ Toshinobu, a reference to Matsumiya.
- According to Matsumiya, Hilbert and Hilda were initially visualized to be at the age of 16.
- Matsumiya posted the chronology of the core series games on Twitter in May 2014, but the tweet was deleted shortly after. No further comments on the chronology or deletion of the tweet have been made by Game Freak staff members.
- Matsumiya's Twitter page (Japanese)
|This game-related article is part of Project Games, a Bulbapedia project that aims to write comprehensive articles on the Pokémon games.|