作品名: Sketches by Gekko - Irohabiki Gekko Manga Vol.4 (e-hon: First Edition)
"Iroha-biki, Gekko Manga" Sketches by Gekko in Iroha-alphabet order. Vol.4 of the second set. -Gekko Manga series consists of 3 sets, 7 volume each, total 21 volumes. 50 pages all illustrated. Some samurai armors, archer, bird-man, etc.