I thought we would do our best at the culture festival? (文化祭なら頑張ると思った？, Bunkasai nara Ganbaru to Omotta?) is the tenth episode of the Netoge no Yome wa Onnanoko Janai to omotta? series that is written by Shibai Kineko and illustrated by Kazui Ishigami. It aired June 9, 2016.
The Net Game Club members find that they are obliged to take part in the upcoming school culture festival. However, they are at a loss as to what presentation to make, until Kyoh has an idea that coincides with Legendary Age's fall update.