Omasa co-starred with Shōta Sometani in Natsuki Seta's 2010 film A Liar and a Broken Girl.
In 2011, he received the Marcello Mastroianni Award for Best New Young Actor at the Venice Film Festival for his work in Himizu along with his co-star Fumi Nikaidō.
Shota Rustaveli | Shota Malashkhia | Shota Arveladze | Shota Yasuda | Shōta Sometani | Shota |