How many movies have Satoko Ôshima and Shosuke Murakami collaborated on?

They have worked on 4 movies together! Their first movie together was Thursday Ghost Stories Ghost Club: Seven Wonders of School Edition 1 (1998) while their highest rated movie together was 1 Litre Of Tears SP (2007). They have not worked together since 1 Litre Of Tears SP (2007). They are most known for their horror films together.