Grappling legend Masakazu Imanari is a late addition to Friday’s ONE Championship 82. Promotion officials today announced that Imanari (36-18-2) will face Singapore’s Radeem Rahman (3-1) at the event, which takes place at Thuwunna Indoor Stadium in Yangon, Myanmar. The night’s main card stream via the ONE Championship app following prelims on Facebook and Twitter. Japan’s Imanari, 42, boasts 25 submission victories among his 36 career wins.