shōka saikin
1. nitrifying bacteria
Noun
1. nitrifying bacteria
1. bacterium; bacteria
1. recently; lately
2. nearest; closest
1. fire extinguisher
1. extinguishing a fire; fire fighting
1. digestive organ
1. house where one was born
2. one's parents' house
1. singing; song
2. music class (at pre-WWII schools); song for music classes
1. Was bacteria