Some details for AKB48's 55th single (currently untitled), to be released on March 13, have been revealed. The senbatsu members for the title track have been selected, and Sashihara Rino (HKT48) will serve as center. 

This will be Sashihara's last single before graduation. Besides Sashihara, the senbatsu members are Yahagi Moeka (first time senbatsu), Okada Nana, Okabe Rin, Ogino Yuka, Oguri Yui, Kashiwagi Yui, Sakaguchi Nagisa, Shitao Miu, Shiroma Miru, Sugawara Maya, Suda Akari, Takahashi Juri, Takino Yumiko, Tanaka Miku, Nakai Rika, Matsui Jurina, Matsuoka Hana, Mukaichi Mion, Yamauchi Mizuki, Yokoyama Yui, and Yoshida Akari. 

As the coupling track, all types will include Sashihara's graduation song. Also as the third song, Type A will contain a song by AKB48 Coupling Senbatsu (tentative), Type B will come with a Sakamichi AKB48 song, and Type C will have a number called "Hitsuzensei" by unit IZ4648 comprised of 24 members from AKB48, Keyakizaka46, and IZ*ONE. 

Source & Image: natalie