Hisashi Iwakuma fell to 0-3 after giving up five runs in five innings Wednesday against the Astros.
Moved up to pitch in Felix Hernandez's slot, Hisashi Iwakuma held the Angels to two runs in eight innings on Friday.
Hisashi Iwakuma put forth an uninspiring start in Sunday's loss to the Yankees, yielding four runs on eight hits over seven innings.
Hisashi Iwakuma pitched six innings of three-run ball and struck out seven on Monday.
Hisashi Iwakuma was touched up for three runs on eight hits and a walk across 4 1/3 frames on Monday against the Dodgers.
Hisashi Iwakuma was roughed up by the Giants on Wednesday, allowing five runs on seven hits over 2 2/3 innings.
Hisashi Iwakuma fired three scoreless innings against the Giants on Friday.
Hisashi Iwakuma tossed two scoreless innings Sunday in the Mariners' Cactus League win over Texas.
CBS Sports' Jon Heyman reports that Hisashi Iwakuma is guaranteed $12 million in his new contract with the Mariners.
Mariners re-signed RHP Hisashi Iwakuma to a one-year contract with vesting options for 2017 and 2018.
Hisashi Iwakuma is still negotiating with the Dodgers, per Mark Saxon of ESPN Los Angeles.
According to Jiji Press in Japan, the Dodgers have backed away from their agreement with Hisashi Iwakuma following the right-hander's pre-signing physical.
A report from Nikkan Sports in Japan has the three-year deal between the Dodgers and Hisashi Iwakuma at around $45 million.
Jon Heyman of CBS Sports reports that the Dodgers and Hisashi Iwakuma have agreed to a three-year contract.