Japanese sewer system.

[willsk84food.]

http://www.ebaumsworld.com/pictures/view/28400/

not a sewer system... Ebaum you need some new emuse updaters.

[OLIAX]

I thought it was some sort of storm drain not a sewer with the floods and shit they get over there during torrential downpours it's still fucking cool though

[Regit]

yah that doesn't look like a sewage system, looks more like an average sewer with extra tubes.