List: word usually written using kana alone

usually written using kana alone  noun  noun (generic) 

• Themeda triandra var. japonica (variety of kangaroo grass)
• Cymbopogon tortilis var. goeringii (variety of grass closely related to lemongrass)
• thatching grass, thatching sedge

usually written using kana alone  noun  noun (generic) 

• sweet viburnum (Viburnum odoratissimum)
• tree-shaped coral formation

usually written using kana alone  noun  noun (generic) 

• honey locust (Gleditsia japonica)

usually written using kana alone  noun  noun (generic) 

• planing (wood)

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

• brand new, fresh

colloquial  usually written using kana alone  abbreviation  noun  noun (generic) 

• prison, jail, slammer, pen

usually written using kana alone  expression 

• just managing, with great difficulty

usually written using kana alone  noun  noun (generic) 

• Japanese murrelet (Synthliboramphus wumizusume), crested murrelet

usually written using kana alone  noun  noun (generic) 

• Bonin flying fox (Pteropus pselaphon), Bonin fruit bat

usually written using kana alone  noun  noun (generic) 

• Muennink's spiny rat (Tokudaia muenninki), Okinawa spinous country-rat