- The mobile game 7 Rhythm has had collaborations with both Higurashi and Umineko. In the former's case, there were events related to Higurashi no Naku Koro ni Hou and Pachi-Slot Higurashi no Naku Koro ni Matsuri. The Umineko collabs were related to Pachi-Slot Umineko no Naku Koro ni.
- The mobile game Million Arthur has also done collaborations with Higurashi and Umineko, featuring characters from each as units. Both collabs use the updated PC sprites from MangaGamer's rereleases of the visual novels instead of original art.
- Main article: Sanrio#Collaborations_with_Higurashi
As an April Fool's joke in 2021, Sanrio collaborated with Higurashi: When They Cry - GOU.
- The Banpresto game Super Heroine Chronicles features several characters as playable units. Rena is a standalone unit while Mion and Shion, and Satoko and Rika each form a single unit respectively.
- The gacha game Last Period featured Higurashi characters as obtainable units from April 20 to April 30, 2018. The Last Period anime also had an episode dedicated to Higurashi. Someone resembling Ryukishi07 can be seen in the episode.
- Elemental Story had several collaborations. A new one was announced to take place starting April 15, 2021.
- The mobile gacha game SINoAlice announced a collaboration where Higurashi characters were available as units.
- The horror game Ao Oni Online announced a collab on February 8, 2021.
- The Japanese version of PUBG Mobile announced a collab with Higurashi Sotsu on September 30, 2021. Voice cards of various characters were added.
- The Square Enix mobile game Mashiro Witch had a collaboration event where Beatrice could be fought as a boss.
- 7Rhythm website announcing the Higurashi Hou collab: https://www.777town.net/7rhythm/sp/news/article.jsp?NEWS_ID=18195
- 7Rhythm website announcing Pachislot Higurashi Matsuri collab: https://www.777town.net/7rhythm/sp/news/article.jsp?NEWS_ID=17156
- 7Rhythm website announcing Pachislot Umineko collab: https://www.777town.net/7rhythm/sp/news/article.jsp?NEWS_ID=16956
- 07th Expansion website announcing 7Rhythm collabs for Pachislot Higurashi Matsuri and Umineko: https://07th-expansion.net/archives/3940
- Chinese article about the Million Arthur Higurashi collab: https://mag.moe/12960
- Chinese article bout the Million Arthur Umineko collab: https://gnn.gamer.com.tw/detail.php?sn=122007
- Last Period website announcing Higurashi collab: https://lastperiod.happyelements.co.jp/collaboration/higurashi/
- Elemental Story Twitter account announcing Higurashi collab on April 12, 2021
- PUBG Mobile JP Twitter: PUBG Mobile X Higurashi Sotsu Voice Colalborations Begins!