The Japan international joined the Reds from Red Bull Salzburg at the start of 2020 and has since made 29 appearances, scoring four goals.
Asked about how he felt Minamino had adjusted to his new surroundings in a first 12 months that also coincided with the onset of the COVID-19 pandemic, Klopp said: “You come in, a new club and everybody thinks that you will score 20, 30, 40 goals and stuff like this.
“He is in a good shape - a really good shape - he developed, he got used to it. He was a good player when we signed him, obviously, but he got used to the intensity, the league, training, all this stuff.
“He made big steps. I know the last game he played was Crystal Palace and since then we didn’t win another [game], so we should think about involving him, obviously.”