難	קשה
Yamato: katai	Ancient Hebrew: qasheh
Modern Japanese: かたい		strongs: 7186
Romanization:      katai
JMDict:                 1582640
H7186. qasheh, adjective, hard, severe, 1, hard, difficult, 2. a., severe, thou hast made thy people see severe things, severe, rough, being more and more severe, fierce, relentless, rough, rude, severe things, I am commissioned with a severe (message) unto thee, b., fierce, intense, vehement, 3, a people stiff of neck, stubborn, stubborn qasheh -> kateshi -> katai

Modern Japanese meaning:		Ancient Hebrew meaning:
difficult, hard		H7186. qasheh, adjective, hard, severe, 1, hard, difficult, 2. a., severe, thou hast made thy people see severe things, severe, rough, being more and more severe, fierce, relentless, rough, rude, severe things, I am commissioned with a severe (message) unto thee, b., fierce, intense, vehement, 3, a people stiff of neck, stubborn, stubborn