The Promised Neverland Events

An art exhibition, The Promised Neverland Special Exhibition, was held at the Mori Art Museum in Roppongi from December 11, 2020 to January 11, 2021. Additionally, a cafe event called "Cafe Grace Field" was held next to the exhibition venue. The design of the cafe was based on Grace Field House and sold various foods and drinks themed to the series. The exhibition was held again from March 17 to April 5, 2021 in Osaka. From April 24 to May 9, 2021, it was held at the Nagoya Congress Center. From July 3–25, 2021, it was held in Okayama. From July 21 to August 16, 2021, it was held in Sapporo.

The series did a crossover with the WIXOSS trading card game on April 20, 2019, which included an expansion pack themed to The Promised Neverland. The project was overseen by The Promised Neverland illustrator Posuka Demizu, who had contributed art to the trading card game's cards in the past. The series did a collaboration with The Sky Circus Sunshine 60 Observation Deck in Tokyo from January 5 to February 11, 2019. The collaboration included a photo spot that recreates the post-apocalyptic world of The Promised Neverland, an art exhibition, limited edition goods, and original drinks inspired by Emma, Norman, and Ray. The Promised Neverland did a collaboration with Kanagawa Taxi Co., also known as Kanachu Taxi, from from January 14 to March 17, 2021, in which artwork of characters from The Promised Neverland was placed on 88 of their taxi cars and customers were given artwork featuring Emma, Ray, and Norman. The Promised Neverland did a collaboration with Megane Flower glasses on March 8, 2021, which included limited edition glasses frames designed after Emma, Ray, and Norman. A collaboration with Sony was released on September 2, 2021, and included limited edition electronic merchandise themed to The Promised Neverland.

The series had an official podcast called "The Promised NeverRadio" which was hosted by Sumire Morohoshi the voice of Emma and Hiyori Kono the voice of Phil and ran for 66 episodes from January 7, 2019 to April 4, 2021. During the podcast Morohoshi and Kono would read emails and answer questions from fans. Fuji TV's anime programming block Noitamina celebrated its 15th anniversary with a special cinematic orchestra concert held at Tokyo International Forum, on May 29–30, 2021. The concert featured a line-up of The Promised Neverland original soundtrack that play during iconic scenes.

A collaboration between The Promised Neverland and Collabo Cafe Honpo was held in Akihabara and Nihonbashi from February 14 to March 8, 2020. The collaboration included original merchandise, food and drinks themed to the series. A traveling real-life escape game based on the series called "The Promised Neverland: Escape From The False Paradise" began touring Japan in March 2019. A second traveling real-life escape game based on the series called "The Promised Neverland: Escape From The Man-Eating Forest" began touring Japan on July 8, 2021. An event, in collaboration with Greenland Amusement Park in Arao, Kumamoto, called "Infiltrate the Greenland Farm" started on March 20 and was held until June 6, 2021. The event featured exclusive merchandise, food, and rides themed to the series. A collaboration with Hotel Keihan at six different locations in Japan ran from June 1 to August 29, 2021. The collaboration featured six concept rooms nationwide with life-sized characters, animated setting pictures, original merchandise, voices from Emma, Norman, and Ray, and a mini exhibition. Due to the events popularity, original goods from the collaboration will continue to be sold until March 31, 2022. A hands-on, experience-based, immersive event called "Experience Museum The Promised Neverland Grace Field House Escape Edition" was held in Roppongi from July 17 to December 30, 2021. The event included an exhibition featuring a life sized replica of Grace Field House, various props, and characters from the series, as well as original merchandise. A cafe event called "Minerva Cafe" was held within the museum and sold various foods and drinks themed to the series. A Pop-up shop themed to The Promised Neverland was held at six different Loft Stores across Japan from February 11 to May 10, 2021. Another Pop-up shop themed to the series was held at the Tokyo Anime Center from January 21 to February 6, 2022.

A crossover event between The Promised Neverland and the mobile game Dragon Egg was held on May 22, 2020. A crossover with the mobile game Vivid Army was held from November 12–26, 2020. A crossover event with the video game Identity V was released on February 23, 2021. A second crossover event with Identity V was released on September 24, 2021. A crossover event, with the Japanese mobile game Jumputi Heroes, was released on March 15, 2021. A collaboration with the mobile game LINE POP2 was released on May 27, 2021.