Seiji Kameda
is the thirty-third single by Japanese recording artist Ken Hirai. The song was written and composed by Hirai and production was handled by Seiji Kameda. It was released on November 10, 2010, as the fourth single from Hirai's eighth studio album "Japanese Singer". "Aishiteru" serves as theme song for the film "", a Japanese remake of the 1990 American film "Ghost". The single includes two B-sides: "Air Cameraman," written and composed by Hirai, and "Unchained Melody," a cover of the 1965 The Righteous Brothers song, which was featured in the original "Ghost".