Toshifumi Sekijima

Toshifumi Sekijima (T. Sekijima, 関島 俊文, 関島俊文), creditado como Designer Gráfico e Artista.

Aparece nos jogos: Super Mario Party, Mario Party: The Top 100, Mario Party 10, Mario Party 9, Tetris Party, Mario Party 4, DNA: Dark Native Apostle, Sonic Shuffle, Bomberman 64: The Second Attack e Bomberman Wars.