A 26-year-old man was arrested on Friday on suspicion of abandoning his wife’s body, which was found the previous day with the legs missing just offshore in Hiratsuka, southwest of Tokyo, police said.Seiya Taira, who turned himself in Thursday night, has admitted to severing the legs of his 26-year-old wife Fubuki and dumping her body in the sea, the police said.“I drove from home to the seashore after putting (the body) in a suitcase,” Taira was quoted as saying.He is thought to have abandoned…