Carson is an expert Geologist and skilled cave diver and spelunker. The player controls an unnamed adventurer, known as the spelunker. He was also an ardent spelunker and the author of "Cave Exploration". At least one experienced spelunker has died in the cave. He coined the term "spelunker". He is credited with coining the term "spelunker" in the 1940s. It is reminiscent of the 1983 game "Spelunker". Users can also access the game space for "Minna de Spelunker" from this space. The downloadable title later received a retail release in the name of Spelunker Party! In the room there is a shop with "Minna de Spelunker" related items. While there, he shared notes with the English spelunker, James Mudie Spence (1836-1878). All 100 stages from "Spelunker World" are included alongside new extra stages. The Japanese version of "Spelunker Party!" had a physical release on April 20, 2017. The protagonist of the story is now Spelunkette instead of Spelunker. Although it was never localized, western media has referred to the game as "Spelunker Black".