Ai Iwamura (???, Iwamura Ai), also known as Aiko Iwamura (????, Iwamura Aiko) is a Japanese actress.Iwamura is best known for her role as Mai in Battle Royale. Iwamura also fulfills some "stand-in" roles as Izumi Kanai, Noriko Nakagawa, Hirono Shimizu, and Haruka Tanizawa [1]. Iwamura also stars as Mai in Battle Royale II: Requiem. She also voiced MarineAngemon in the anime Digimon Tamers.
In Battle Royale (2000), Ai Iwamura only appears for about five seconds as her character Mai. She was then asked to do some stand-ins for some of the girls in the class briefing scene. In that scene, she appeared as following characters: Noriko Nakagawa, Haruka Tanizawa, Hirono Shimizu, and Izumi Kanai. The total time of her appearances as stand-in exceeds the time of her appearances as Mai, the smiling winner.