(education) graduate student (abbr. 院生)

to be zealous, to be preoccupied with, to strive

the present, now

now, at present

(archaic) a woman's brother (regardless of age difference) / (archaic) a woman's lover or husband / (archaic) a familiar man

a piece of research, a study, investigation

to research, to study

elder/older brother / honorific referencing an older brother figure

elder brother / elder brother-in-law / Short for 花の兄 (hana no ani): alternative name for the 梅 (ume), the Japanese plum (Prunus mume)

(rare) an elder brother