White-spotted Tussock Moth Caterpillar

Orgyia thyellina - White-spotted tussock moth -  ヒメシロモンドクガ

Orgyia thyellina - White-spotted tussock moth -  ヒメシロモンドクガ

Vapourer

Vapourer - Orgyia antiqua

Found some of these outrageously tufty vapourer caterpillars hanging out in the apple tree on the balcony of the Duke of York's Cinema. They are quite common in gardens on a wide variety of plants.