|Dates||August 8th, 2015|
Umebura 18 was a Super Smash Bros. for Wii U super regional tournament held by Ayuha in Tokyo, Japan, on August 8th, 2015. It was the eighteenth tournament in the Umebura series. RAIN's streak of four consecutive Umebura victories was ended in this tournament, after losing to Songun's Mr. Game and Watch and Hayato.'s Toon Link, finishing in 13th place. The tournament was won by Ganbaranai instead.