西シベリア・シベリヤ西比利亜表記・読み:西伯利亜・西伯利・シベリア・シベリヤ1Siberia名詞word usually written using kana alone2cake made with layers of sweet bean paste and sponge cake名詞word usually written using kana alonefood, cooking札へ残す語をコピー