Kyūjitai form of 嗅脳

to concentrate, to focus on

concentration, focus

smell, sniff

Kyūjitai form of 脳

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

to research, to study

a piece of research, a study, investigation

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