A victory would give Japan a sweep this week. Tsubasa Kajitani won the Augusta National Women's Amateur last Saturday.
Rose was at 7-under 137, one shot ahead of Brian Harman (69) and Will Zalatoris (68), the 24-year-old from Dallas who still doesn't have a full PGA Tour card.
Struggling to make the cut to the low 50 and ties after opening 76s were reigning US Open champion Bryson DeChambeau and four-time major winner Rory McIlroy, who struggled to his worst opening round at the Masters.
Rose fired his best career round in 59 trips over Augusta National, a seven-under-par 65, to seize an 18-hole Masters lead for the fourth time in his career.
Tiger Woods car crash: Jack Nicklaus 'concerned,' Bryson DeChambeau 'heartbroken', Barack Obama 'sends prayers'
Bryson DeChambeau noted the fabled comeback of Ben Hogan, who was involved in a 1949 car crash but won six of his nine major titles after the injuries
Dustin Johnson pips Justin Rose and Tony Finau to ease to second Saudi International title in three years
The Saudi International is the last of three events in the “Gulf Swing” that launches 2021 on the European Tour.
Tournament organizers said on Thursday that seven members of Europe's last Ryder Cup team will play the Saudi International on 4-7 February, the same week as the Phoenix Open on the PGA Tour.
For many of the world's best golfers, those are memories of ground-shaking, nerve-jangling moments of spectator ecstacy.
Jason Day finished his bogey-free round of 5-under 65 with an approach to 6 feet for birdie on No. 9, the toughest hole on the course at 518 yards.
Tokyo Olympics 2020: Golfer Bronte Law disappointed by delay of Games, but not concerned with qualifying
With the Olympic qualifying period likely to be extended for another year, Law remains confident of maintaining her strong form to secure her ticket to Tokyo.
The $10.25 million Shanghai event, with a winner's prize of $1.7 million, is the third and final leg of the PGA Tour's Asian swing, after the Zozo Championship and the CJ Cup in South Korea the week before.
Hero World Challenge: Patrick Cantlay, Patrick Reed end day one as joint leaders; host Tiger Woods trails at T16
Despite the presence of an elite field of nine Major winners, the focus expectedly was on Tiger Woods, who was playing alongside Justin Thomas.
Turkish Airlines Open: Justin Rose defends title to regain World No 1 spot; Shubhankar Sharma shoots 67 to finish T-43
By winning the Turkish Airlines Open, Justin Rose also became the first player to successfully defend a Rolex Series title.
Turkish Airlines Open: Li Haotong takes three-shot lead as Justin Rose fatlers; Shubhankar Sharma stays at 53rd
Li Haotong brought home a stunning 63 to open up a three-shot lead over defending champion Justin Rose and Alexander Levy heading into the final round.
Turkish Airlines Open: Justin Rose revels in sweet taste of success after overcoming bitter failures in the past
By Sunday night, Justin Rose may have turned a couple of goals more into reality and make 2018 as his best-ever year. That, despite the fact he won his first, and so far the only, Major in 2013 and the Olympic gold medal in 2016.
Turkish Airlines Open: Justin Rose inches closer to defending title and regaining World No 1 spot; Shubhankar Sharma falters
A win would be Rose's first successful title defence and with it will come the World No 1 ranking. A win will also make him the first player to mount a successful defence of a Rolex Series title.
Turkish Airlines Open: Justin Rose, Tommy Fleetwood prepare for tournament with different goals in mind
Justin Rose admits this has probably been one of his best years in terms of consistency as he tees off to seek a successful defence of his Turkish Airlines Open title this week.
Andrew Johnston gets the better of Paul Dunne to win Hero Challenge in front of vociferous local support at Canary Wharf
Andrew Johnston held off the challenge of Paul Dunne in the finals to claim the Hero World Challenge trophy in front of a vocal local crowd in Canary Wharf.
Tour Championship: Tiger Woods wins first PGA Tour title in five years to cap off incredible return to golf
Tiger Woods, in his Sunday red shirt, both arms raised in victory on the 18th green. For so many years, the scene was familiar. This time, it was surreal.
FedEx Cup: Tiger Woods shares lead with Justin Rose in Tour Championship at halfway stage; Rory McIlroy still in contention
Tiger Woods edged closer to snapping a five-year winless drought as the 14-time major winner maintained a share of the lead on Friday at the halfway stage of the Tour Championship.