二宫和也，日本演员、歌手，杰尼斯事务所旗下偶像组合岚的成员，个人主要活跃于电视剧及电影。

2003年首度主演蜷川幸雄执导的电影《青之炎》表现优异，2006年出演美国名导克林特•伊斯特伍德的《硫磺岛的来信》，演技备受好评。 2016年凭《如果与母亲生活》获电影旬报最佳男主角奖

电视剧方面，自1998年以来奉献出不少优秀作品，代表作有富良野三部曲之一的《温柔时刻》、同是仓本聪编剧的《敬启、父亲大人》、《流星之绊》和《打工仔买房记》等，获得第15回桥田赏、第62回文化厅艺术祭赏和第46回银河赏的年度个人赏。

Kazunari Ninomiya (born June 17, 1983), often called Nino, is a Japanese idol, singer, songwriter, actor, seiyū and radio host. He is a member of Japanese boy band Arashi and is best known to movie audiences for his portrayal as Private Saigo in the 2006 Clint Eastwood war film Letters from Iwo Jima.

Ninomiya began his career in the entertainment industry when he joined the Japanese talent agency Johnny & Associates in 1996 at the age of 13. Prior to his debut as a singer with Arashi in 1999, Ninomiya started an acting career when he was cast as Chris for the stage play Stand by Me, which was based on the film of the same name. Since then, he has went on to appear in numerous drama, movie and stage productions, making him known as the actor of Arashi. Described as an actor who can act with his mouth and eyes, Ninomiya has won a number of awards and nominations for his roles.