shito-shito（シトシト）
shito-shito describes light, quiet, and continuous rainfall.
potsu-potsu（ポツポツ）
1. Light, sparse raindrops
zawa-zawa（ザワザワ）
1. Low, continuous murmuring or ambient noise
goso-goso（ゴソゴソ）
goso-goso describes small, quiet, and continuous rustling movements or sounds, often made when someone is searching through objects, shifting items, or moving secretly in a confined space.
shiin（シーン）
1. Complete silence or stillness
su（スッ）
1. Quick, smooth bodily movement
fuwa（フワ）
1. Light, soft, or airy state
uto-uto（ウトウト）
uto-uto describes the state of dozing off, drifting in and out of light sleep, or becoming drowsy without fully losing consciousness.
shittori（シットリ）
shittori describes a state of gentle moistness or soft richness, often used for textures, atmospheres, or emotional impressions that feel calm, smooth, and quietly refined.
zoro-zoro（ゾロゾロ）
zoro-zoro describes a large number of people or animals moving together in a continuous line or group.