"Apart from me and Gurpreet (Singh), it's a first-time experience for all else," Chhetri told the All India Football Federation website. "Everyone is ready to grab this opportunity.
"I can assure you that it won't be an easy job for other teams to face us.
"We are a team who hate to lose, and we have proven it in recent times. We are working as per the plan."
India face Thailand in their Group A opener in Abu Dhabi on Sunday before taking on hosts United Arab Emirates (Jan. 10) and Bahrain (Jan. 14).
News that makes sense
Your trusted source for staying up-to-date with the world around you. Get free daily news updates and analysis, straight to your inbox.
"At the moment, our sole focus is on our opening fixture, the game against Thailand," Chhetri said. "We know that Thailand will be a very tough opponent and we are concentrating only on them.
"We are not looking (at) anything beyond that. There are matches against UAE and Bahrain lined up but we will think about them only when they come."
(Reporting by Rohith Nair in Bengaluru)
