does anyone know any good japan or Korean movies that are about 2 hours and 20 mins plus?, thanks in advanced 

Here's a few of my faves. 
Could only find 1 that meets your time requirement, so I added a few others that come close:

I Saw the Devil - 2 hr 21 min
Rurouni Kenshin - 2 hr 15 min
A Frozen Flower - 2 hr 13 min
Departures - 2 hr 10 min
Waiting in the Dark - 2 hr 10 min
Death Note - 2 hr 6 min
Laundry - 2 hr 6 min

I'm really curious about your request.  :)  Why 2 hours and 20 mins?
The handmaiden - 2hr 25 min
I saw the devil - 2h 21 min
Orange - 2h 19min
Himizu (one of my fav japanese movies) 2h 9 min
A frozen flower 2h 13 min
Helter Skelter 2h 7min
Crows Zero 2h 9 min
Well this is the most specific request I've ever seen here...

Love Exposure. ;)
Well that's toughie...I think :P Well I'll mention some around 2 hrs as well in case if you don't mind watching, cause those movies are great!!  

Korean Movies:- 

A Bittersweet Life - 2 hrs - action/romance
Haeundae - 2 hrs - romance/disaster/drama
A Hard Day - 2 hrs - action/crime/thriller
All About My Wife - 2 hr 1 min - comedy/romance
No Mercy - 2 hr 5 min - crime
The Client - 2 hr 3 min - law/thriller
The Tower - 2 hr 1 min - drama/thriller/tdisaster
The Suspect  - 2 hr 18 min - action/thriller
Moss - 2 hr 43 mins - suspense/thriller

Japanese Movies:-

Kimi Ni Todeke - 2 hr 8 min - friendship/romance/school
The Wings of Kirrin - 2 hr 9 min - drama/suspense
Killers - 2 hr 17 min - crime/psychological
The Murder of Snow White - 2 hr 6 min - mystery
Lesson of the Evil - 2 hr 9 min - horror/mature/suspense/school
A werewolf boy - 2hr 5min
The magician - 2hr 2min
Secretly, Greatly - 2hr 3min

these are a little over 2hrs but I can still recommend them