List: word usually written using kana alone

noun (suffix)  noun (generic)  noun  colloquial  usually written using kana alone  expression 

• looking, viewing
• (please) try (to)

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

• auger shell (Terebra subulata), terebra

rarely used kanji form  usually written using kana alone  colloquial  particle 

• approximately, about
• only, nothing but
• just (finished, etc.)

usually written using kana alone  noun  noun (generic) 

• Pleioblastus chino (species of bamboo grass)

noun  noun (generic)  usually written using kana alone 

• bamboo arrow shaft
• arrow bamboo (Pseudosasa japonica)

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

• gusset

usually written using kana alone  suru verb  verb (generic)  transitive verb 

• to make good, to improve
• to do often
• to be kind to, to treat well, to do well

usually written using kana alone  expression  noun  noun (generic) 

• convenient thing, harmonious, well-made thing
• things always work out

usually written using kana alone  expression  godan verb  godan verb (archaic)  verb (generic) 

• to often be the case, to occur frequently, to be common, to be popular

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

• merganser (any duck of genus Mergus)