Shinobu Oshino, also known as Kiss-shot Acerola-orion Heart-under-blade, is a mysterious vampire character from the 'Monogatari' series. She has long blonde hair and wears a traditional Japanese outfit with a kimono. Shinobu is often depicted with a calm and elegant demeanor, adding to her enigmatic charm. Her presence exudes a sense of ancient wisdom and power, making her a captivating character in the series.

In the 'Monogatari' series, Shinobu Oshino plays a significant role as a vampire who has lived for centuries. Originally known as Kiss-shot Acerola-orion Heart-under-blade, she has a complex backstory involving her past as a powerful vampire queen. Throughout the series, Shinobu's character undergoes development as she forms a unique bond with the protagonist, Araragi. Her story explores themes of immortality, loneliness, and redemption, adding depth to the narrative of the 'Monogatari' universe.