Pokémon the Series: XY / XYZ · XY Kalos Quest arc

XY059 · Under the Pledging Tree!

Name: Under the Pledging Tree!
Released: 2015-04-18

サトシとセレナ初デート！？誓いの樹とプレゼント！！

US air. 2015-04-18 JP air. 2015-02-05 Season. XY: Kalos Quest (S18) Position. Episode 59 of 140 in XY

Synopsis

What happens.

As Ash, Serena, Clemont, and Bonnie walk into the streets of Coumarine City, they notice lots of people putting up decorations for some sort of festival.

Synopsis adapted from Bulbapedia's XY059 entry, used under CC-BY-NC-SA 2.5.

Story arc · XY050-XY093

XY Kalos Quest.

Badge run continues. Korrina arc (Mega Lucario). Serena's Pokémon Performer track formalizes. Team Flare introduced.

Read the full XY guide

Pokémon featured · 20

Who appears.

Linked entries open the species page on the Pokédex. Items without a sprite (alternate forms, regional variants, generic group references) fall back to a name pill.

Other episodes in XY Kalos Quest.

Episode synopsis from Bulbapedia, CC-BY-NC-SA 2.5. Editorial context (arc affiliation, cultural moments, character signatures) hand-verified May 2026. Pokémon, character names, and series titles © Nintendo, Game Freak, Creatures Inc., The Pokémon Company, OLM Inc. This is an unofficial fan reference.