Ajax will begin the defence of its Eredivisie title against AZ Alkmaar this weekend with striker Kolbeinn Sigthorsson warning it will be a tricky opener to negotiate for the champion.
The Amsterdam club finished six points clear of Feyenoord last season to secure the trophy, and returns to league action on Sunday looking for a similar outcome this time around.
AZ had also been among the contenders last term but eventually settled for a fourth-placed finish, and Sigthorsson admits that is enough to make Ajax sit up and take note.
"AZ sell players every year but they always still have a good team," said the Icelander on www.ajax.nl.
"I find it amazing they only finished fourth last season having scrapped until the end.
"We had problems with them (the clubs played out two draws in the league). They know our game and are physically strong.
"I expect a good match. At any rate, we are happy with where we are at and have prepared well. Hopefully we can show that against AZ."
Feyenoord's season began two weeks ago in
"We had two top matches across the two legs and that is something you cannot replicate during training," he said on www.feyenoord.nl.
"We are ready for FC Utrecht."
PSV Eindhoven enjoyed a successful start to the campaign, winning the first piece of domestic silverware last Sunday by beating Ajax in the Johan Cruijff Schaal.
PSV's league challenge begins on Saturday against RKC Waalwijk, and with a new man at the helm after
The club has strengthened its squad with the additions of
And Advocaat is confident it can mount a serious title challenge, saying: "With all due respect, PSV are not inferior to any opponent whatsoever, not even Ajax."
The season gets under way when newly-promoted Willem II hosts NAC Breda at the Koning Willem II stadium.
Fellow top-flight newcomer Zwolle begin its season with a trip to Kerkrade to face Roda JC, which will be looking to improve on its 10th-placed finish last term.
VVV-Venlo came through the relegation play-offs to retain its Eredivisie status and will be aiming to start on a winning note at Heracles Almelo on Saturday.
Sunday's matches see NEC Nijmegen travel to Heerenveen, FC Twente meets FC Groningen and Vitesse Arnhem - which qualified for the Europa League via the play-offs - faces ADO Den Haag.
Australia midfielder Tommy Oar celebrated his Socceroos call-up with a starring role in FC Utrecht's 2-0 win at Twente in the first leg of their UEFA Europa League play-off.