Masuo is one of Japan's first YouTube creators and vlogs about his daily life on his main channel MasuoTV. He also operates a game channel called MasuoGames, on which he mainly plays Minecraft, Nintendo games and collaborates with other YouTubers in his regular YouTube Live streams.
Masuo is open to any challenge and has lost 10 kilograms in a RIZAP diet as well as learned English through a long-term brand campaign. His fans love him for his strong sense of community, often including his fans' artworks or gifts in his videos and meeting with fans when he travels throughout Japan.
His gaming channel "MasuoGames" is sponsored by Elgato Gaming.