上段開手掛受け、下段押え受け、中段前蹴り
Jōdan kaishu kake uke, gedan osae uke, chūdan mae geri
High open-hand hooking block, low pressing block, mid-level front kick

 

The counterattack could also be kingeri 金蹴り (groin kick)

Bunkai for Saiha 最破
Kyokushinkai

盧山 初雄 空手道型教範 地之巻
Royama Hatsuo, Karatedō Kata Kyohan