Rambutan N20 likely refers to a specific variety or cultivar of rambutan fruit, but I don't have specific information about this variety in my training data up until September 2021. Rambutan is a tropical fruit known for its sweet and juicy flesh. If "Rambutan N20" is a unique or lesser-known variety, you might need to consult local agricultural sources or experts to get accurate information about its characteristics.

If you have access to local agricultural extension services, agricultural universities, or horticultural experts, they might be able to provide you with detailed information about the "Rambutan N20" variety, including its appearance, flavor, texture, and cultural significance.