Gorou Shikabane

The largest member of Zvezda, Gorou Shikabane utilizes handheld explosives to fight against his opponents. He is Itsuka's father. It is shown that he and Yasu Morozumi were gangsters in the past, with Yasu working under Goro. He has a penchant for sweets, as he is shown eating cakes and various desserts even in the midst of battle. He substitutes sweets for his past addiction to cigarettes.

(Source: Wikipedia)