Japan participated and hosted the 1958 Asian Games held in the capital city of Tokyo. This country was ranked 1st with 67 gold medals, 41 silver medals and 30 bronze medals with a total of 138 medals to secure its top spot in the medal tally.^[1]

Medal Name Sport Event  Gold Yoshitaka Muroya Athletics Men's 800 m  Gold Osamu Inoue Athletics Men's 5000 m  Gold Takashi Baba Athletics Men's 10,000 m  Gold Kanji Akagi Keiji Ogushi Takejiro Hayashi Yoshitaka Muroya Athletics Men's 4 × 400 m relay  Gold Noriaki Yasuda Athletics Men's pole vault  Silver Kyohei Ushio Athletics Men's 100 m  Silver Michio Okayama Athletics Men's 1500 m  Silver Keiji Ogushi Athletics Men's 400 m hurdles  Silver Masayuki Nunogami Athletics Men's 3000 m steeplechase  Silver Kyohei Ushio Masaru Kamata Yoshiaki Hara Yasuhiro Yanagi Athletics Men's 4 × 100 m relay  Silver Noboru Kasamatsu Athletics Men's high jump  Silver Kozo Akasaka Athletics Men's pole vault  Bronze Hirokazu Yasuda Athletics Men's 110 m hurdles  Bronze Susumu Takahashi Athletics Men's 3000 m steeplechase  Bronze Nobuyoshi Sadanaga Athletics Men's marathon  Bronze Yukio Ishikawa Athletics Men's high jump

Medals by sport Sport Total Athletics 12 15 9 36 Total 67 41 30 138