Quick answer — Rui worked on The Legend of Hei (Design), All Saints Street (Art Director).
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Legend of Xiao Hei main theme
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Legend of Xiao Hei credits theme
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「万聖街」日本語吹替版ノンクレジットED|ササノマリイ「まわりまわる」
Frequently Asked Questions
What anime has Rui worked on?
Rui worked on The Legend of Hei (Design), All Saints Street (Art Director).