The former World No. 1, who admittedly is still not at 100% fitness, played his first match after the break on Wednesday at the high-profile exhibition event, the Kooyong Classic.
"The Australian Open is the big one, it's the one I wanted to be ready for".
"I played better than I thought might happen [on Wednesday] and most importantly I played without pain".
Who is playing where ahead of the Australian Open?
The Swiss master begins the year as the number two ranked player in the world. A handy consultant last season, four-time champion Andre Agassi is said to be now planning a late dash Down Under to re-join the team after a snowboarding mishap back home.More news: Karni Sena members held while protesting outside CBFC office
"I increased my serve by several kilometres per hour and I think I did better overall with my second than first, and I can say I won some points nearly for free as a result", Nadal said in an interview with Spanish daily AS in December.
Her sister Venus, who lost the all-Williams Australian Open final previous year, has a tough opener against Belinda Bencic - who combined with Federer to win the Hopman Cup for Switzerland last week - and is also in the same quarter as U.S. Open victor Sloane Stephens.
Twelve months on from his unforgettable surge to a fifth Open crown aged 35 and in his first official tournament back after six months out of the game, Federer admits he can still barely believe what he pulled off. "After a few good results past year my confidence is much better now (against the top players) and I feel that I can play with them, but now I need to be more consistent to give them a good fight".
Serena Williams will not defend the women's title having had her first child past year but 2008 champion Maria Sharapova, who failed a drugs test at the tournament in 2016, is back unseeded after a ban and will face Germany's Tatjana Maria.
World number ones Rafael Nadal and Simona Halep have been named top seeds for the first major of the season, Australian Open, which will commence from January 15 at the Melbourne Park.More news: NRI held for molesting United States national
The Serb admitted surprise to be ranked so highly after a long stay out of the sport, and the form of evergreen top-two Roger Federer and Rafael Nadal.
There has been little to cheer since the turn of the century and the last time an Australian made it to the men's final at Melbourne Park was Lleyton Hewitt in 2005.
Roger Federer is fully prepared for the expectations that will accompany him at the Australian Open, as the 36-year-old prepares to defend his title.
Federer will saddle up for a 19th time in the main draw at Melbourne Park, looking to frustrate "Generation Next" once again and defend the title he won a year ago during a stunning comeback from knee surgery.
Wozniacki is projected to face French Open champion Jelena Ostapenko of Latvia in the quarters.More news: US President should visit Britain