an insect (arthropod of class Insecta)

soy milk

insect

(entomology) larva / embryo / (entomology) nymph (young worms or young insects in aquatic life)

Kyūjitai form of 幼虫 (“larva”)

in the sea

income and expenses / free associations / (idiomatic) run of the house (i.e., control of what happens in the house)

enter and leave

pressing something in under pressure: injecting / (chemistry) forcing / (chemistry) penetration / (chemistry, machining) a press fit / (medicine) an indentation

indent / press into / inject