question, problem on homework etc. / a question; a matter (of time etc.) / a problem (something that needs to be dealt with); a trouble / an issue; a matter

nephropathy

Kyūjitai form of 臓腑: internal organs

Kyūjitai form of 心臓: heart (organ)

(anatomy) spleen

Kyūjitai form of 内臓 (“internal organ; viscera”).

(colloquial) current boyfriend

everything

(slang) Alternative form of 彼氏 (kareshi, “boyfriend”)

everyone, one and all