The ageless Bernhard Langer beat his age by two shots Saturday with a 9-under 63, giving him a one-shot lead over Paul Goydos.
Momoko Ueda of Japan shot a 4-under 68 on Saturday to take a one-stoke lead after three rounds of the Toto Japan Classic.
Russell Henley backed up his opening 63 with another 8-under round Friday afternoon to lead at Mayakoba.
Miguel Angel Jimenez birdied his final four holes for a 5-under 67, giving him a one-shot lead over Paul Goydos and Rod Pampling.
Momoko Ueda leads through two rounds of the Toto Japan Classic with Atthaya Thitikul on four shots back.
Will Gordon shoots a first-round 9-under 62, leads Scottie Scheffler and Viktor Hovland after Day 1 at Mayakoba.
Japanese players Ai Suzuki and Momoko Ueda each shot 7-under 65s on Thursday to sit atop the first-round leaderboard.
Seamus Power did enough right on Sunday to win the Butterfield Bermuda Championship for his second tour title.
Jordan Smith led from start to finish to win the Portugal Masters for his first DP World Tour victory in more than five years.
Ben Griffin and Seamus Power are tied for the Bermuda Championship lead heading into Sunday's final round.