U.S. collegiate All-Star Keisei Tominaga and FIBA Basketball World Cup standout Yuki Kawamura were among 24 players named Monday for the Japanese men’s national team training camp leading up to a pair of Olympic warmup games against Australia later this month. Coach Tom Hovasse’s Japan team will host Tokyo Olympic bronze medalist Australia at Hokkaido Prefectural Sports Center in Sapporo on June 22 and 23. Japan successfully advanced through men’s Olympic basketball qualification for the first time in 48 years via the 2023 World Cup, which it co-hosted with the Philippines and Indonesia. Yokoh…