one lump; one body; one group
testicle; testicles; testes
cannonball; shot (in the shot put)
seirogan; beechwood extract popular as a herbal treatment for diarrhoea (diarrhea), etc.
raigan (Omphalia lapidescens); parasitic fungus which grows on bamboo, used in Chinese medicine
pill made from various animal ingredients (incl. musk, toad venom, cow bezoars, etc.) used as a cardiac stimulant in Chinese medicine
starch-based portable ration pill used by ninja and soldiers
rokumi-gan (patent medicine)
mashiningan; traditional Chinese medicine prescribed as a laxative
keishibukuryōgan; traditional Chinese medicine prescribed for gynecological disorders