wall; barrier

鉤: hook / 鍵: key

高木: a surname

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

wall, barrier, obstacle, partition

Mount Akagi, a mountain in Japan / a surname

lock

hook