Black Torch Series by Tsuyoshi Takaki

“物ノ怪"とは、悠久の時を生きる妖。忍者の末裔として祖父に育てられ、動物と会話ができる少年・弐郎は、ある日、森の中で傷だらけの黒猫と出会う。自らを物ノ怪と語る猫の名は“羅ゴウ"。追手から彼を守ろうとした弐郎は、敵に胸を貫かれてしまう!!As a descendant of shinobi, Jirou Azuma has been learning ninja techniques his entire life. But in addition to that, he also has the ability to talk to animals. One day when he rescues a strange black cat named Ragou, he learns that the world is filled with spirits called mononoke that can take the form of both people and animals... more“物ノ怪"とは、悠久の時を生きる妖。忍者の末裔として祖父に育てられ、動物と会話ができる少年・弐郎は、ある日、森の中で傷だらけの黒猫と出会う。自らを物ノ怪と語る猫の名は“羅ゴウ"。追手から彼を守ろうとした弐郎は、敵に胸を貫かれてしまう!!As a descendant of shinobi, Jirou Azuma has been learning ninja techniques his entire life. But in addition to that, he also has the ability to talk to animals. One day when he rescues a strange black cat named Ragou, he learns that the world is filled with spirits called mononoke that can take the form of both people and animals. However, their meeting is cut short when they are attacked by a hostile mononoke who is after Ragou's power. less

Ninja and animal lover Jiro Azuma’s life is changed forever when he finds himself in the middle of a war of ninjas vs. demons.Jiro Azuma is descended from of a long line of shinobi, and he also can talk to animals. One day, he rescues a very unique black cat named Rago, a supernatural being, and is dragged into a secret supernatural war.There’s a new squad at the Bureau of Espionage—code name: Black Torch... moreNinja and animal lover Jiro Azuma’s life is changed forever when he finds himself in the middle of a war of ninjas vs. demons.Jiro Azuma is descended from of a long line of shinobi, and he also can talk to animals. One day, he rescues a very unique black cat named Rago, a supernatural being, and is dragged into a secret supernatural war.There’s a new squad at the Bureau of Espionage—code name: Black Torch. The squad, run by Shiba, consists of Jiro, Ichika and one more rookie named Reiji Kirihara. However, Reiji has no intent of working with a guy who fused together with a demon! Will this squad ever be able to work together? less

Ninja and animal lover Jiro Azuma’s life is changed forever when he finds himself in the middle of a war of ninjas vs. demons.Jiro Azuma is descended from of a long line of shinobi, and he also can talk to animals. One day, he rescues a very unique black cat named Rago, a supernatural being, and is dragged into a secret supernatural war.Inside the illusory world generated by Fuyo, Jiro and Rago face off against a giant mononoke named Amagi... moreNinja and animal lover Jiro Azuma’s life is changed forever when he finds himself in the middle of a war of ninjas vs. demons.Jiro Azuma is descended from of a long line of shinobi, and he also can talk to animals. One day, he rescues a very unique black cat named Rago, a supernatural being, and is dragged into a secret supernatural war.Inside the illusory world generated by Fuyo, Jiro and Rago face off against a giant mononoke named Amagi. In the Edo period, Amagi attempted to recruit allies to fight back against the newly formed government ninja squad, but Rago refused to join him! What secrets lurk in the depths of Rago’s lost memories? And what’s behind the sudden string of mass murders happening in the real world? less

In order to save Jiro’s life, Rago pledges loyalty to Amagi, his mortal enemy! But Rago has no intention of letting his power be used by evil forces, and so when he joins Amagi, he leaves all his power behind in Jiro. Outraged at the unexpected betrayal, Amagi unleashes his wrath upon Rago!