They are an award winning and inspiration architecture firm with a very high standard for modernism and contemporary structures. Although their website is a little confusing you can eventually manage to discover some of their most recent projects including the 'Osawa Office Building' (Not a very inspirational name but oh well) and 'Amamba Hips' which is a very unusual concept and can be seen below.
Shin Takamatsu is a leading architect from Japan who specializes in medical and anthropomorphic designed buildings. Many of his influences are very apparent in his architectural designs due to the sheer simplicity of them.
As you can clearly see they specialize in abstract structures and the one above is very bizarre indeed. Below are some more of their buildings and structures, be sure to check out their website here!