Suu-san (Japanese: スーさん Sū-san) also known as Gunshin Susanoo (Japanese: 軍神スサノオ Gunshin Susanō) is a Yo-kai of the Omamori tribe set to appear in Yo-kai Watch: Forever Friends. He is Shin's guardian spirit.
In his Lightside Form Suu-san has deteriorating samurai armor with a fading blue and yellow color scheme. He also has yellow eyes similar to Dimmy.
Yo-kai Watch: Forever Friends
Gunshin Susanoo translates to "God of War Susanoo"
Suu-san may be a diminutive of "Susanoo"
Suu-san and his godside form are based on the japanese deity Susanoo-no-Mikoto the powerful storm god of Summer, is the brother of Amaterasu, the goddess of the Sun, and of Tsukuyomi, the god of the Moon. All three were born from Izanagi, when he washed his face clean of the pollutants of Yomi. He's notably known for having a strong rivarly with his sister Amaterasu, as well as being the one who slayed the 8-headed serpent, Yamata-no-Orochi.