“Only when ... do you” in Japanese
Short answer
Only when ... do you in Japanese is “初めて” (hajimete). Full meaning: for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first.
Other ways to say “Only when ... do you” in Japanese
始めて
hajimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
始メテ
hajimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
始て
hajimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
初て
hajimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
はじめて
hajimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
はっじめて
hajjimete for the first time; only after ... is it ..., only when ... do you ..., not until ... do you ...; first time, (one's) first
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