Tadayasu Sawaki

沢木直保, Souemon
Tadayasu Souemon Sawaki is the main protagonist of Moyashimon and attends an agricultural university in Tokyo as a freshman. His middle name is the yag of his family home it is usually omitted and he is called Tadayasu Sawaki He is a childhood friend of Kei Yuuki and his parents run a mold starter producer. He is able to see and communicate with bacteria and other microorganisms.