Intro
Contracted sounds "じゃじゅじょ"
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When "じ" combines
with the youon "ゃ",
it is pronounced as
"じゃ" (ja).
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When "じ" combines
with the youon "ゅ",
it is pronounced as
"じゅ" (ju).
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When "じ" combines
with the youon "ょ",
it is pronounced as
"じょ" (jo).
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It is okay to pronounce it as "ja, ju, jo".
How is it?
Simple once you know the rule, right?
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Pronunciation
じゃじゅじょ
[jajujo]
[쟈쥬죠]
Word (Fixed)

ジャム
[jamu]
[쟈무]
Word (Fixed)

ジュース
[juusu]
[쥬-스]
Word (Fixed)

じょおう
[joou]
[죠오우]