International Mathematical Olympiad

Atsuo Yamauchi

Year	Country	P1	P2	P3	P4	P5	P6	Total	Rank	Award
1990	Japan	7	7	3	7	1	0	25	56	Silver medal
1991	Japan	7	7	7	3	7	7	38	21	Silver medal
1992	Japan	7	7	3	4	0	5	26	57	Silver medal