|Full Name: Ken Hoshikawa|
|Ranger Designation: Five Blue|
|The second born at 25 years old. He is a Physical education teacher skilled in judo. The subleader of Fiveman. He is extremely passionate in everything he does, relies more in the body combat than in weapons. He even taught one of his students the meaning of courage by defeating a foe without transforming.
Weapons and/or attacks: Twin Arrays, Twin Yoyos, Twin 'Risbees.