List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• yellow bittern (Ixobrychus sinensis)

usually written using kana alone  noun  noun (generic) 

• little egret (Egretta garzetta)

usually written using kana alone  noun  noun (generic) 

• common crane (Grus grus)

usually written using kana alone  noun  noun (generic) 

• flamingo (Phoenicopteridae)

rarely used kanji form  usually written using kana alone  expression  い adjective  adjective (generic)  auxiliary adjective 

• always, forever
• very, greatly (esp. of hopes and desires)

colloquial  usually written using kana alone  expression 

• I thought so, I suspected as much, just as I thought, now you're talking, that's the spirit

usually written using kana alone  noun  noun (generic) 

• leaf insect (esp. species Phyllium pulchrifolium)

usually written using kana alone  noun taking the genitive case particle の  adjective (generic)  noun  noun (generic)  colloquial  な adjective  formal or literary term  irregular ru verb  intransitive verb 

• existing (at the present moment)
• alright, acceptable, passable
• to be (usu. of inanimate objects), to have

dated term  usually written using kana alone  conjunction  interjection  archaic 

• therefore, thus, so
• well, then ...
• that's right, indeed, absolutely
• ... on earth?

usually written using kana alone  expression 

• for that very reason, that is exactly why ...
• as expected, just as one thought, sure enough