He is studying ancient Yamato Bumi.

Yamatobumi is my best friend.

He wants to learn about the life of nomads.

He played beautiful music using a pellet drum.

Gidōsanshimō is a courtesy name of Takashina no Kishi.

My flexor pollicis brevis hurts.

He is doing special exercises to strengthen his flexor pollicis longus.

He underwent surgery due to an injury to his extensor pollicis brevis.

He injured his extensor pollicis longus.

She started a special exercise to strengthen her adductor pollicis.