Hiroyasu Machiguchi is a games director and programmer. Machiguchi has been working with Konami Digital Entertainment and SPS. Machiguchi started in 1985 as the director of Gradius. Then, Hiroyasu Machiguchi went on to work on Life Force as the programmer. Later, Machiguchi also was part of the team who developed Salamander Portable published by Konami for PSP. The latest work of Hiroyasu Machiguchi was Salamander, published in 2017.