The new CMs for SEIKO's watch "Seiko Lukia" were released on March 4. aiko's new song "Shingou" is being used in these CMs. 

Starring Ayase Haruka, the CMs were made with the theme: "To become the person I want to be." You can listen to a portion of "Shingou" in the CMs below. The release date for this song has not been disclosed at this time. 

Source: natalie