Touhou Galaxy Project legends, also known as Kotori continuity "Kotori", First continuity, or simply known as TGP legends or legends for short. Known by it's universe as "Koto Mura" is the story or material that considered to be previous continuity of Hyperdimension Neptunia: Touhou Galaxy Project series prior before Rinne continuity. Any media that release in from November 20, 2016, to April 28, 2019, and RETraveler from Beyond of Gamindustri is consider to be part of this continuity.
There is over 6 media in this continuity are 3 being mainline including with "Memory of Kagami", "Traveler from Beyond of Gamindustri", and "Birth of Lady Tomoya Dinogi". Another 3 media being a short story including with "Great Tomoyatalian Empire", "Ghost Mountain Frog", and "A Dream of Aiko". Birth of Lady Tomoya Dinogi is the only episode prior Rinne Somnium consider to be the first psychological horror episode.
Kotori continuity is being one of the most controversial continuity at that time due to given the rise of the ABM hate group that almost destroy the entire TGP Author’s reputation and the Touhou Galaxy Project media. Despite being no longer a canon, several Rinne continuity material and overall plot have inspired by this continuity which also cause some controversy as well due to ran out of content and extremely violence.
As Afterlife Expanding has official debut in May 2024 along with Project YAMA. TGP Author has plan for a remake all episode with TGP canon story. Thus make all Kotori continuity episode prior 2024 no longer canon.
After Goodbye Rinne debut, this continuity along with other two were merged together. This continuity is consider to be first continuity of Touhou Galaxy Project.
To not confuse with multiple article which one is Kotori continuity. See Kotori letter on the top right of the page.