A member of popular Japanese band "Arashi", "Nino", as he is often called by fans, is not only a talented singer and dancer, but a versatile actor as well, best known perhaps for his role as "Saigo" in Letters From Iwo Jima.
Ninomiya Kazunari has been said to "act with his eyes", a talent that can be seen in Yasashii Jikan (Gentle Time) and Letters From Iwo Jima (Iwo Jima kara no Tegami).
Karuna is a great friend who may have many problems, but in the end is always, always. there for you. Karunas are sometimes lazy, but they are still loyal and will try to do whatever they can to make you feel better.