Crush the Oreo cookies and mix with melted butter.
Spread the cookie mixture evenly in the pan and chill in the refrigerator for 10 minutes.
Soften the cream cheese until smooth.
Add sugar, matcha powder, and heavy cream, and mix well.
Add the eggs and mix thoroughly.
Sift in the flour and combine evenly.
Pour the cheesecake batter over the cookie crust.
Bake in a preheated oven at 170°C for 50 minutes, then let it cool.