Tactics is a Japanese manga series written as a collaboration between Sakura Kinoshita and Kazuko Higashiyama. It was serialized in Comic Blade Masamune. Kinoshita supplied the character "Kantarou", and Higashiyama supplied the character "Haruka". While the manga was previously licensed for released in English in paperback by both ADV Manga and Tokyopop, the manga was only available in English in digital format on JManga for two years before it was no longer accessible.