Minagawa contributed an illustration for the Metal Gear Solid Premium Package edition released in Japan, which is featured in the Metal Gear Solid Classified booklet.
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Tekken 5 (PlayStation 2): Marshall Law Character Designer
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Tekken 6 (PlayStation 3, Xbox 360): Roger Jr. 3P Model Designer
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He was invited with Spriggan story writer Hiroshi Takashige to go to a comic convention in Portugal in 1996 as a guest of honor due to his work on Spriggan.