List: word usually written using kana alone

obsolete kanji  usually written using kana alone  noun  noun (generic) 

• Utricularia bifida (species of bladderwort)

usually written using kana alone  noun  noun (generic) 

• hammerhead shark

usually written using kana alone  noun  noun (generic) 

• blue shark (Prionace glauca, species of circumglobal requiem shark)

irregular kanji usage  usually written using kana alone  noun  noun (generic) 

• nagi (species of conifer, Nageia nagi)

usually written using kana alone  noun  noun (generic) 

• Monochoria korsakowii (species of flowering plant)

usually written using kana alone  noun  noun (generic) 

• emperor moth (Actias artemis), Japanese moon moth

usually written using kana alone  noun  noun (generic) 

• oceanic whitetip shark (Carcharhinus longimanus)

rarely used kanji form  search-only kanji form  usually written using kana alone  noun  noun (generic) 

• feigned ignorance

usually written using kana alone  noun  noun (generic) 

• bull shark (Carcharhinus leucas)

usually written using kana alone  noun  noun (generic) 

• bonnethead (Sphyrna tiburo)