noun which may take the genitive case particle 'no'
later; afterwards; the latter part
Used as a noun phrase meaning 'the later part' or 'afterwards', often in temporal or sequential contexts. Functions adjectivally with の.
I will explain in detail later.
The latter part of the movie was a bit boring.
Compound of 後 (あと, 'after') + の (genitive particle) + 方 (ほう, 'direction, side'). Literally 'the after side', used to refer to a later time or the latter part of something.