. "Ken Arai (\u65B0\u4E95 \u8CE2 Arai Ken) is a member of Ryusei School. Temporarily knocked out by Kawachi. He gained power and became obsessed with the Delta Belt like many other users after using it. Along with Kyosuke, he kidnapped Mari to lure out Sawada to get the belt. Killed by Spider Orphnoch."@en . . . "Ken Arai"@en . . . . "Ken Arai"@en . "Male"@en . . . "Anti Hero"@en . . . . "250"^^ . . "Kamen Rider Delta"@en . . "Ken Arai (\u65B0\u4E95 \u8CE2 Arai Ken) is a member of Ryusei School. Temporarily knocked out by Kawachi. He gained power and became obsessed with the Delta Belt like many other users after using it. Along with Kyosuke, he kidnapped Mari to lure out Sawada to get the belt. Killed by Spider Orphnoch."@en . . . "yes"@en . . "Delta Symbol"@en . . . . . "Villain"@en . . . "white"@en . .