Saki Hayashiro is credited on Pokémon Trading Card Game artwork from 2019 to 2024. In this index, their cards appear primarily across the Sword & Shield era, with additional credits in Scarlet & Violet. Set appearances include Darkness Ablaze, Chilling Reign, and 151, alongside other releases from the same period.
The work is characterized by digital illustration with colorful, cartoon-leaning forms and a playful, energetic mood. Compositions tend toward focused, balanced staging, often pushed by dynamic movement and clear silhouettes. Color palettes frequently favor vibrant and pastel harmonies, with occasional contrasting accents. A representative card is Victini ex (SVP 142). Among the most sought-after cards illustrated by Saki Hayashiro is Snorlax (SWSH6 224).