List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• garden cress (Lepidium sativum)

popular  irregular reading  search-only kanji form  usually written using kana alone  expression  い adjective  adjective (generic) 

• is not, am not, are not
• isn't it?

rarely used kanji form  usually written using kana alone  abbreviation  mahjong  noun  noun (generic) 

• winning by picking up a discarded tile

rarely used kanji form  colloquial  usually written using kana alone  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• tiny amount (degree, extent), paltry amount, slightest bit

rarely used kanji form  usually written using kana alone  rare term  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• (this) small amount, (such a) paltry amount, only this much, slightest bit

gikun or jukujikun  rarely used kanji form  usually written using kana alone  noun  noun (generic)  noun taking the genitive case particle の  adjective (generic) 

• sobriety, soberness
• sober face

search-only kanji form  usually written using kana alone  expression  Kansai-ben 

• not, nonexistent, not being (there)

usually written using kana alone  noun  noun (generic) 

• northern sea nettle (Chrysaora melanaster)

usually written using kana alone  noun  noun (generic) 

• jimble (Carybdea rastoni)

usually written using kana alone  adverb 

• somehow or other, for some reason or another