(product development) project

引き受ける: to accept the responsibility, to undertake, to take on.

project (planned endeavour)

accept a responsibility, undertake, take on

(chiefly women's speech) first person singular pronoun: I, me

private; mine

(polite) first-person singular pronoun: I, me

a personal or private matter / (by extension) selfishness

a personal or private matter / selfishness / privacy, secrecy / (women's speech, obsolete) a brother-in-law

personal, private / secret