List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• collector urchin (Tripneustes gratilla)

usually written using kana alone  noun  noun (generic) 

• floral egg crab (Atergatis floridus), shawl crab, brown egg crab

usually written using kana alone  noun  noun (generic) 

• sand sifting starfish (Astropecten polyacanthus), comb star

usually written using kana alone  noun  noun (generic) 

• Amakusa jellyfish (Sanderia malayensis)

usually written using kana alone  noun  noun (generic) 

• Zosimus aeneus (species of poisonous crab)

usually written using kana alone  noun  noun (generic) 

• clinging jellyfish (Gonionemus vertens)

gikun or jukujikun  usually written using kana alone  noun  noun (generic) 

• Chinese puffer (Takifugu chinensis)

rarely used kanji form  search-only kanji form  usually written using kana alone  godan verb  godan verb (archaic)  verb (generic)  transitive verb 

• to blink (one's eyes) repeatedly

usually written using kana alone  noun  noun (generic) 

• algae octopus (Abdopus aculeatus)

usually written using kana alone  noun  noun (generic) 

• starry night octopus (Octopus luteus)