To be fair, Pikachu's response to Ash is pretty touching, and probably wouldn't have the same effect as the little Pokémon saying "Pika pi." But it's still incredibly unsettling to hear Pikachu ...

Pikachu, the adorable yellow Pokemon, is one of the most recognisable video game characters of all time - but many fans are only just realising the hidden meaning behind its name ...

The first part of Pikachu's name, "pika", comes from the Japanese word for the sound that a flash of lightning or the gleam of something shiny might make. This word is an onomatopoeia - similar to ...