Durarara!! Re;Dollars Arc, Vol. 3 Av Ryohgo Narita

In his younger days, yakuza officer Akabayashi met Sayaka, the mother of Anri Sonohara, who held Saika within her...and this chance encounter changed his life forever. Meanwhile, Mikado begins a purge of the violent members of Dollars, an assassin menaces Izaya, and somehow Shizuo''s getting all the ladies...?! There''s never time to sit back and relax in Ikebukuro!