Sensei Masoud Mosayebi started practicing Shito Ryu karatedo with Shihan Khademian in Tehran, 1994. He was active in Kumite competitions and succeeded to win several places and medals; e.g. third place in national championship 2000, 2002, and second place in veteran national competitions and IOKMC 2018. He was also active at the Iran Karate Federation with some administrative works as well as public affair related to leagues. From 2018 to 2021, he has been active the public affairs of Kenshikan in Iran. Since 2018, he practicing and teaching karatedo in Russia. In 2022, he joined Chikubukai International for continuing his activities in Kuniba ha Shito Ryu Karatedo.