SINGAPORE--(BUSINESS WIRE)--Ex Morning Musume members Mari Yaguchi, Nozomi Tsuji & Ai Takahashi have started a new girl group, Datsumo Musume., under the management of Datsumo Labo (Japan HQ/ Singapore Orchard Branch). Datsumo Labo is a hair removal salon that has currently 7 branches in Singapore and 90 branches worldwide. Being a group that “supports all ladies’ beauty and dreams”, they have appeared in Japan’s television, newspapers, magazines, online news, and even on billboards in Shib