How the Mariners landed Yusei Kikuchi - The Athletic
Seattle Mariners sign free agent Robbie Ray, acquire Adam Frazier from San Diego Padres - Athletics Nation
Yankees could bet on upside Yusei Kikuchi showed at times in 2021 - Pinstripe Alley
Mariners To Sign Cory Gearrin - MLB Trade Rumors
Seattle Mariners' Yusei Kikuchi took a massive leap forward in 2020 - Beyond the Box Score
Mariners officially announce the signing of Japanese left-handed pitcher Yusei Kikuchi
Yusei Kikuchi just looked his best and worst - Lookout Landing
Milwaukee Brewers among teams scouting Yusei Kikuchi of the Seibu Lions - Brew Crew Ball
Yusei Kikuchi to become free agent after declining player option - The Japan Times
The Seattle Mariners' contention window is just starting to open
Mariners manager Scott Servais shows first frustration with rookie left-hander Yusei Kikuchi