“One rank” in Japanese
Short answer
One rank in Japanese is “ワンランク” (wanranku). Full meaning: one rank, one grade.
Other ways to say “One rank” in Japanese
一階
ikkai first floor, ground floor; one floor, one storey; one rank
一段
ichidan even more, still more, much more, further; one step, one rung, one level, one grade, one rank; one paragraph, one passage
いちだん
ichidan even more, still more, much more, further; one step, one rung, one level, one grade, one rank; one paragraph, one passage
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