It's spelled ウインディ (Windy) with a large イ (i) nanoda!
Resized to 93% of original (view original)
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Artist's commentary
I drew Windie and Shinko Windy noda
#PokemonLEGENDS #ウマ娘
Source: https://twitter.com/lunaticmonster/status/1488102045328367619