Watch anime online, stream anime episodes online for free.Watch History’s Strongest Disciple Kenichi Episode 20 English version online and free episodes. Anime Episode guide, Chapter History’s Strongest Disciple Kenichi Episode 20 English dubbed Takeda’s Crisis! The Law of Retribution! Takeda is now in grave danger as Kisara starts to hunt down those that deserted her. Kenichi is seriously worried after hearing threats against Takeda’s well-being and offers to help him. Meanwhile Kenichi begins the real technique training that his masters have been eagerly waiting for.