Nintendo shares Japanese release dates for a trio of Wii games

This information comes from a Nintendo retailer meeting…

Super Mario Galaxy 2 (Wii, Nintendo)
– May 27th
– 5,800 yen

Xenoblade (Wii, Nintendo)
– June 10th
– 6,800 yen

Hospital (Wii, Atlus)
– June 17th
– 6,980 yen

Source