Vocabulary What does 柏木 (かしわぎ, kashiwagi) mean? 柏木 (かしわぎ, kashiwagi) means oak tree. Quick factsReadingかしわぎRomajikashiwagiPart of speechnoun 柏木かしわぎkashiwagioak tree1noun oak tree2noun imperial palace guardKanji in this word木tree, wood