Tatsuyoshi turned 37 in May 2007. Tatsuyoshi had suffered several serious injuries, and his management has expressed a desire to not see him take further damage, making it difficult for him to fight in Japan.
At the age of 37 in May 2007, Tatsuyoshi's career was hindered by multiple serious injuries. His team had expressed a desire to avoid any additional damage, which made it difficult for him to continue competing in Japan.