Caillou (Lost Welsh Dub)

Caillou is a Canadian show that ran from 1997 until 2010, but there was a Welsh dub called Caio that aired on the Cyw block on S4C, Not much information is found online except a Wikipedia Page, when it air, or a BBC Program page because BBC didn't purchase S4C until 2014, BBC previously aired the Scottish Gaelic dub of Caillou on BBC Two Scotland.

Evidence
Nothing yet.