Rino Sashihara
Morning Musume '17 formed a collaborative unit with HKT48 member Rino Sashihara named Sashining Musume. They sang the track "Get you!" released in Type-A of AKB48's 8th album Thumbnail (album) on January 25. This is the first AKB single to include Morning Musume, and the first collaboration in a single between the two groups. 'Get You!' would later be included in Morning Musume's 63rd single as a B-side.