banana smoothie; banana juice
Wasei-eigo: in Japanese, this typically refers to a blended banana drink, often with milk, closer to a smoothie than plain juice.
wasei-eigo (Japanese-coined English), from banana juice
I made a banana smoothie for breakfast.
The banana smoothie at this café is rich and delicious.
Wasei-eigo from English 'banana juice', but in Japanese usage it almost always refers to a blended banana drink (smoothie) rather than extracted juice.