Put eggs and sugar in a bowl and whip until foamy.
Sift the cake flour and fold it into the mixture.
Line a baking pan with parchment paper and spread the batter evenly.
Bake in a preheated oven at 170℃ for 12–15 minutes.
Let the baked sheet cool, then spread whipped cream evenly over the surface.
Add the filling, roll up the sheet, and refrigerate for about 1 hour to set.
Slice into desired portions and plate for serving.