Next episode of the Touhou Hijack Field Club is out. I interview Chrysoberyl, instructor of CS99 - a Stanford University course that could be called the Perfect Math Class, ft. Cirno and Rumia! We talk about type theory, cosplay, Airmoto MADs, and more! youtu.be/YdcnZD__IeI

The Stanford University class CS99: Functional Programming and Theorem Proving in Lean 4, taught by Leni Aniva (@aniva.bsky.social), features Cirno and Rumia as teaching tooltips throughout the slides in the course about the proof assistant Lean. web.stanford.edu/class/cs99/

Happy late Cirno Day! Latest Hijack update: I’ll be investigating Cirno’s Perfect Math Class at Stanford and interviewing Chrysoberyl (@aniva.bsky.social) from Nor Cal Hakkero Factory No.1! While I take an inordinate amount of time to edit, preview the hijack here: web.stanford.edu/class/cs99/

video happy four years, one month, and three days hijackiversary youtu.be/yS52feBG5DM

Just waiting for the captions to sync up. Thanks to silversnow for the thumbnail!

Attention all wplace players: there's an effort led by @bappitythebruh.bsky.social to document all the Touhou artwork on there - and YOU can contribute! Have you made or seen Touhou artwork on wplace? Help us out, fill the sheet, and join the Discord (link below)! docs.google.com/spreadsheets...

Calling all hijack agents: HAVE YOU SEEN THIS SONG (Sing, R. Sing! - Girl Illusion) IN A TIKTOK, YT VID, OR EVEN IN REAL LIFE ETC ETC? Please send me all the cases you've got- preferably with links but if not that's alright! I have a few compiled but I know there's more! Thanks!

Hello! Quick update for the programming in the upcoming months. - Touhou r/place 2023 documentary (Bad Apple animation) - all 4.5-ish hours! - TWO Touhou Hijack Field Club videos I'll be finishing these videos first. Once they're posted, we'll be back with normal threads.

Panel recording is up for anyone who couldn't make it! youtu.be/jeBIan9hv2Y

Hi all! I'm still alive and will be hosting a Touhou hijack panel at @touhoufest.org! I'll be going into why Touhou hijacks keep happening and some of the cool things I've discovered over my years of researching hijacks. Hope to see you there!

Touhou TV is a Nintendo Direct style presentation! This edition showcases some of the creators you’ll find at TouhouFest 2025! Some of the featured creators include @touhouhijack.bsky.social , @fire-land-dev.bsky.social , and @panchamon.bsky.social ! www.youtube.com/watch?v=gJ2F...

Australians be aware - this exhibition is only open for a little while longer! Come find Marisa while you still can! Thanks to @That_Paperbag for the photos.

Hello all! Sadly I must announce that I am temporarily putting the Touhou Hijack Archive on hiatus for the rest of the academic term. HOWEVER, I will still be monitoring submissions so please keep them coming! There will just be no new threads. Thank you for your understanding!

You just don't stumble upon a stray hijack in a local supermarket everyday...in Europe! Got a copy of that immediately. #東方project #東方 #touhou #TouhouProject

The “Cao Fei: My city is Yours 欢迎登陆 ” exhibition at the Art Gallery of New South Wales in Sydney, Australia, available from November 30, 2024 until April 13, 2025, features a video of a Marisa Kirisame cosplayer as part of the “Hip Hop: Sydney” installation.

Around July 2023, various Touhou-related videos, mostly involving fumos, were displayed in Times Square in New York City, United States using the Take Over Times Square app.

Four Vilaluxe-brand notebooks in Tunisia have covers featuring Tenshi Hinanawi.

A poster of crossover artwork of Flandre Scarlet with Koro-sensei from Assassination Classroom was found in the KCC Mall of Gensan in General Santos City, Philippines.

Television channel V5NOTICIAS, based in Barcelona, featured choreography of various Touhou cosplayers dancing to Cirno’s Perfect Math Class in a November 1, 2010 broadcast about the 16th Barcelona Manga Fair. youtu.be/zi_t_jSHybI?...

An Eiki Shiki Cosplayer at the 2024 Heroes Made in Asia convention in Gorinchem, Netherlands was shown singing the opening of Fist of the North Star during a broadcast by Japanese TV show Sekai Kurabete Mitara covering the convention.

The CIA’s collection of Japanese emoticons (“Japanese style Faces”), leaked by WikiLeaks on March 7, 2017 as part of its “Vault 7” project, contains the emoticon “(　ﾟ∀ﾟ)o彡゜えーりんえーりん!!” from Help me, ERINNNNNN!! (highlighting mine). wikileaks.org/ciav7p1/cms/...

American science YouTuber TheBackyardScientist played Bad Apple on an oscilloscope as the ending bit for a video about lasers. youtu.be/SXeeRgEY2UE?...

Vietnamese local television network THĐT2, based in the Southwestern part of Đồng Tháp Province, played Beautiful Nature Sight from Touhou 10.5: Scarlet Weather Rhapsody in a broadcast about Kiên Giang Province. www.youtube.com/watch?v=r-ML...

The Touhou Hijack Archive is partnering with Bunbunmaru Extra International! It's an online magazine for every kind of fanwork - music, cosplays, articles, and more! Submissions close November 9th - you can submit with this form. forms.gle/uGEdkqrhww1t... twitter.com/POfBoundarie...

The Danmaku Kagura crowdfunding campaign became the 10th most supported project and the 5th most funded on crowdfunding site Campfire at the time.

Glen Neumann, creator of the Twitter bot @ResNeXtGuesser, revealed that the first tweet to cause the project to take off was one of a Reimu Hakurei fumo riding a tank. www.emergingtechbrew.com/stories/2022...

Developer Hakita of first person shooter Ultrakill has included fumos in several Ultrakill-related tweets, such as official updates.

Rivals of Aether workshop tournament rosters in major events have featured various Touhou characters, including but not limited to Yuuto Ichika, Nitori Kawashiro, Reimu Hakurei, Rin Kaenbyou, and Jerma985.

Welcome to the Touhou Hijack Archive's BlueSky mirror! Run by the same person. Hi. Here, I repost all my Twitter threads to the best of my ability. While the project is still primarily on Twitter, you can view all new posts on this site and submit hijacks in BlueSky DMs now! discord.gg/TMnxvXNZQV

The beluga whale exhibit of the Aqua Planet aquarium branch in Yeosu, South Korea shows an assortment of images featuring the aquarium's beluga whale logo dressed up as various characters, including Cirno and Marisa Kirisame.

Hello, it is I, Jackqueline T. Project from that one Twitter account. Please note: - The main account will still be on Twitter - I will mirror all new tweets to BlueSky to the best of my (and the site's) ability - I won't be reposting all old posts - There's also a discord discord.gg/TMnxvXNZQV

This is mildly irritating.