Shiny Tapu Koko to be distributed in Japan - Bulbanews

Pokemon 2194 Shiny Wooper Pokedex: Evolution, Moves, Location, Stats

The Shiny Tapu Koko Now Available In 'Pokémon Sun & Moon

Shiny Tapu Events (The Only Way), Wiki

Shiny Tapu Koko event confirmed for Pokémon Sun and Moon in Japan

List of Japanese region serial code event Pokémon distributions (Sun, Moon, Ultra Sun, and Ultra Moon) - Bulbapedia, the community-driven Pokémon encyclopedia

Can you catch a shiny Tapu Koko in Pokémon Go? - Gamepur

H] Gen 4, 5 and 6 events. [W] High-end events up to Gen 7. : r/pokemontrades

Tapu Koko (Pokémon) - Bulbapedia, the community-driven Pokémon encyclopedia

Melemele Shiny Tapu Koko - Japanese - Project Pokemon Forums

Melemele Shiny Tapu Koko - Japanese - Project Pokemon Forums

Shiny Tapu Events (The Only Way), Wiki