[Machine Translation] Nagoya idol "dela ( dela )" is going to release its 4th single for the whole country! The title track "Words are not necessary" is a pop song that will make you want to sing along. The common coupling includes a dance number that is not typical of idols. The album also includes 4 songs, including different songs for each type and an instrumental of the title song! Continuing from the previous album, the album was produced by Kaoru Kondo, a music producer who has provided songs to various artists. <profile>"dela" is a word for high level in Nagoya. This idol unit is made up of members with rich personalities, including a former karate champion and a member who has won a national high school dance competition. Each member is also active as a model and TV personality, and currently consists of 14 members.