Hizō no kesshaku
脾臓の血積

Translation: spleen blood shaku

Hizō no kesshaku are caterpillar-like bugs with have white, segmented bodies, round red tails, and a round head with a blueish exterior and a red interior. As their name implies, they live in the spleen, causing various blood-related illnesses.

Harikikigaki doesn’t go into specific detail about the symptoms of this type of yokai infection, however as the spleen plays an important part in fighting infections, they could potentially cause a great number of problems.

Treatment of this infection is simple. Ingestion of ripe ōbako (Plantago asiatica; asian plantain) seeds will kill this mushi and the patient will recover.