Page 1:1 - FX: Ahahahaha 
Page 1:2 - FX: ichibetsu (glance, look)
Page 2:1 - FX: raffuru (ruffle)
Page 2:3 - FX: zaaaashi (wind)
Page 4:4 - FX: gyahahahahaha (hahaha)
Page 4:4  - FX: ahahahahaha (hahahaha)
Page 4:5 - FX: usei (sound of rain)
Page 4:6 - FX:  usei (sound of rain)
Page 6:2 - FX: piipii (sound made by a small bird)
Page 6:4 - FX: konichiwa (hello)
Page 8:1 - FX: sowasowa (fidget)
Page 8:2 - FX: gyo (shock)
Page 8:4 - FX: skrit
Page 8:6 - FX: houru (to throw/to fling)
Page 9:1 - FX: don' (bam)
Page 9:4 - FX: tonton (sound of walking; tapping)