ぷちぷち

• sound of bubbles (or other small objects) being popped adv-to adv vs on-mim
• lumpy sensation (e.g. of food) adv-to adv vs on-mim
• little bits; small grains n
• bubble wrap (trademark of Kawakami Sangyo Co.) n

気泡緩衝材

きほうかんしょうざい

• bubble wrap n