Translation

possamu means "Possum" in English.
It's a katakanization, a loan-word.

  • In some places, the words Possum and Opossum are synonymous. In other places, however, Possum refers to animals of the suborder Phalangeriformes while Opossum refers to animals of the order Didelphimorphia.
possamu is normally written with katakana, as ポッサム.
possamu written with hiragana is ぽっさむ.
possamu does not have kanji.
Romaji po ssa mu
Katakana
Hiragana

Orthography Notes

  • ッサ contains a small tsu which makes the consonant of the syllable longer.

Synonyms

Scientific name: Phalangeriformes.

Further Reading

Wikipedia: ポッサム (Possum)