giri-giri（ギリギリ）
1. Barely managing to do something just in time or within limits
poko-poko（ポコポコ）
poko-poko describes a series of small, hollow bubbling or popping sounds produced when air or gas rises repeatedly through liquid, or when a light, hollow object is tapped in a gentle, rhythmic way.
pika-n（ピカーン）
pika-n describes a sudden flash of light or a sharp moment of realization.
zubo（ズボ）
1. Sound of something sinking deeply into soft material
poko（ポコ）
poko describes a small bump, bulge, or protrusion that appears lightly and without force.
hera-hera（ヘラヘラ）
hera-hera describes a person acting in a frivolous, unserious, or overly casual manner, often smiling or laughing without sincerity.
fuwa（フワ）
1. Light, soft, or airy state
poko-n（ポコン）
poko-n describes a light popping or plopping sound made by a small, firm object with gentle force.
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.