「SAO」伊藤智彦、最新作「HELLO WORLD」キャスト起用の理由明かす 特報も公開 [Tomohiko Itō of "SAO" reveals why he chose the cast of his latest work, "HELLO WORLD," and releases a special report]. Anime! Anime! (in Japanese). April 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
「HELLO WORLD」スピンオフアニメ放送決定！主人公役・北村匠海ら再集結「あの頃より、少しは成長できたかな？笑」 ["HELLO WORLD" spin-off anime to air! Takumi Kitamura, who plays the main character, and others reunite: "Have we grown up a little since then? lol"]. Anime! Anime! (in Japanese). August 22, 2019. Archived from the original on September 15, 2021. Retrieved September 15, 2021.
映画『HELLO WORLD(ハロー・ワールド)』× 文房具カフェ 2019 [HELLO WORLD x Stationery Cafe 2019]. bun-cafe.com (in Japanese). September 5, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
cho-animedia.jp
『ＨＥＬＬＯ ＷＯＲＬＤ』の伊藤智彦と『空の青さを知る人よ』の長井龍雪監督が語り合う、両作品の注目ポイント。2つの作品には不思議な共通点が？「なぜかシンクロしているんですよね」【インタビュー】 [Tomohiko Itō, director of "HELLO WORLD", and Tatsuyuki Nagai, director of "Her Blue Sky", discuss the main points of both films. What do the two works have in common? "For some reason, they are synchronized." [Interview]]. Cho! Animedia (in Japanese). October 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
映画 『HELLOWORLD-ハローワールド-』と HAREのコラボアイテムが 9月14日（土）より店舗限定で販売! [HARE's collaboration item with the movie "HELLO WORLD" will be available in stores only from September 14 (Sat)!] (in Japanese). Adastria. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
eigaland.com
『HELLO WORLD』北村匠海インタビュー｜無垢で何も知らない“弱々しいヒーロー”を熱演、念願だったアニメ声優初挑戦── [Interview with Takumi Kitamura of "HELLO WORLD"｜He passionately plays the role of an innocent and ignorant "weak hero", his first challenge as an anime voice actor...]. Eigaland (in Japanese). September 19, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
famitsu.com
s.famitsu.com
『HELLO WORLD』製作の舞台裏を伊藤智彦監督が立命館大学で徹底解説! [A behind-the-scenes look at the making of HELLO WORLD, directed by Tomohiko Itō at Ritsumeikan University!]. Famitsu (in Japanese). November 1, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
hello-world-movie.com
"Theme Song". hello-world-movie.com (in Japanese). Archived from the original on September 14, 2021. Retrieved September 14, 2021.
"4.8 Blu-ray & DVD". hello-world-movie.com (in Japanese). Archived from the original on September 13, 2021. Retrieved September 13, 2021.
今週の映画ランキング 9月21日～9月22日 [This Week's Movie Ranking September 21–22] (in Japanese). Kogyo Tsushinsha. Archived from the original on September 16, 2021. Retrieved September 14, 2021.
kotocollege.jp
Tanaka, Yonako; Hisahi, Yoshimochi (October 31, 2019). 「HELLO WORLD」制作のグラフィニカに聞いた！映画と京都をつないだものとは？ [Interview with Graphinica, the producer of "HELLO WORLD"! What is the connection between film and Kyoto?]. Kotokare (in Japanese). Kyoto Student Public Relations Department. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
mk-group.co.jp
映画『HELLO WORLD』聖地巡礼ツアー ["HELLO WORLD" Holy Land Pilgrimage Tour] (in Japanese). MK. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
natalie.mu
和装の北村匠海、松坂桃李、浜辺美波が「HELLO WORLD」京都プレミアに登場 [Takumi Kitamura, Tōri Matsuzaka, and Minami Hamabe in Japanese kimono at the Kyoto premiere of "HELLO WORLD"]. Natalie (in Japanese). September 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
「HELLO WORLD」BD限定版にスピンオフ「ANOTHER WORLD」収録、4月8日発売 ["HELLO WORLD" BD limited edition to include spin-off "ANOTHER WORLD", on sale April 8]. Natalie (in Japanese). January 16, 2020. Archived from the original on September 16, 2021. Retrieved September 16, 2021.
oricon.co.jp
アニメーション映画『HELLO WORLD』北村匠海×松坂桃李×浜辺美波インタビュー [Interview with Takumi Kitamura, Tōri Matsuzaka, and Minami Hamabe about the animated film "HELLO WORLD"]. Oricon News (in Japanese). September 19, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
北村匠海大興奮『HELLO WORLD』主題歌はOKAMOTO’S、ヒゲダン、Nulbarichの3組3曲 [Takumi Kitamura is very excited! The theme song of "HELLO WORLD" is 3 songs by 3 groups OKAMOTO'S, HiGEDAN, and Nulbarich.]. Oricon News (in Japanese). July 16, 2019. Archived from the original on September 14, 2021. Retrieved September 14, 2021.
ロジカル・エアーノートは映画「HELLO WORLD」を応援しています。 [Logical Air Notes supports the movie "HELLO WORLD".] (in Japanese). Nakabayashi. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
アニメーション映画『HELLO WORLD』北村匠海×松坂桃李×浜辺美波インタビュー [Interview with Takumi Kitamura, Tōri Matsuzaka, and Minami Hamabe about the animated film "HELLO WORLD"]. Oricon News (in Japanese). September 19, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
「SAO」伊藤智彦、最新作「HELLO WORLD」キャスト起用の理由明かす 特報も公開 [Tomohiko Itō of "SAO" reveals why he chose the cast of his latest work, "HELLO WORLD," and releases a special report]. Anime! Anime! (in Japanese). April 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
『ＨＥＬＬＯ ＷＯＲＬＤ』の伊藤智彦と『空の青さを知る人よ』の長井龍雪監督が語り合う、両作品の注目ポイント。2つの作品には不思議な共通点が？「なぜかシンクロしているんですよね」【インタビュー】 [Tomohiko Itō, director of "HELLO WORLD", and Tatsuyuki Nagai, director of "Her Blue Sky", discuss the main points of both films. What do the two works have in common? "For some reason, they are synchronized." [Interview]]. Cho! Animedia (in Japanese). October 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
『HELLO WORLD』製作の舞台裏を伊藤智彦監督が立命館大学で徹底解説! [A behind-the-scenes look at the making of HELLO WORLD, directed by Tomohiko Itō at Ritsumeikan University!]. Famitsu (in Japanese). November 1, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
Tanaka, Yonako; Hisahi, Yoshimochi (October 31, 2019). 「HELLO WORLD」制作のグラフィニカに聞いた！映画と京都をつないだものとは？ [Interview with Graphinica, the producer of "HELLO WORLD"! What is the connection between film and Kyoto?]. Kotokare (in Japanese). Kyoto Student Public Relations Department. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
『HELLO WORLD』北村匠海インタビュー｜無垢で何も知らない“弱々しいヒーロー”を熱演、念願だったアニメ声優初挑戦── [Interview with Takumi Kitamura of "HELLO WORLD"｜He passionately plays the role of an innocent and ignorant "weak hero", his first challenge as an anime voice actor...]. Eigaland (in Japanese). September 19, 2019. Archived from the original on September 12, 2021. Retrieved September 12, 2021.
北村匠海大興奮『HELLO WORLD』主題歌はOKAMOTO’S、ヒゲダン、Nulbarichの3組3曲 [Takumi Kitamura is very excited! The theme song of "HELLO WORLD" is 3 songs by 3 groups OKAMOTO'S, HiGEDAN, and Nulbarich.]. Oricon News (in Japanese). July 16, 2019. Archived from the original on September 14, 2021. Retrieved September 14, 2021.
"Theme Song". hello-world-movie.com (in Japanese). Archived from the original on September 14, 2021. Retrieved September 14, 2021.
映画『HELLO WORLD』 [@helloworld0920] (June 21, 2019). 映画原作小説『HELLO WORLD』が本日発売となります！公開までの予習として是非お手にとってみてください！#ハローワールド ["HELLO WORLD", a novel based on the movie goes on sale today! Please pick it up as a prep for the release! #HelloWorld] (Tweet) (in Japanese). Archived from the original on September 13, 2021. Retrieved September 13, 2021 – via Twitter.
映画『HELLO WORLD(ハロー・ワールド)』× 文房具カフェ 2019 [HELLO WORLD x Stationery Cafe 2019]. bun-cafe.com (in Japanese). September 5, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
ロジカル・エアーノートは映画「HELLO WORLD」を応援しています。 [Logical Air Notes supports the movie "HELLO WORLD".] (in Japanese). Nakabayashi. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
映画『HELLO WORLD』聖地巡礼ツアー ["HELLO WORLD" Holy Land Pilgrimage Tour] (in Japanese). MK. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
映画 『HELLOWORLD-ハローワールド-』と HAREのコラボアイテムが 9月14日（土）より店舗限定で販売! [HARE's collaboration item with the movie "HELLO WORLD" will be available in stores only from September 14 (Sat)!] (in Japanese). Adastria. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
和装の北村匠海、松坂桃李、浜辺美波が「HELLO WORLD」京都プレミアに登場 [Takumi Kitamura, Tōri Matsuzaka, and Minami Hamabe in Japanese kimono at the Kyoto premiere of "HELLO WORLD"]. Natalie (in Japanese). September 11, 2019. Archived from the original on September 13, 2021. Retrieved September 13, 2021.
"4.8 Blu-ray & DVD". hello-world-movie.com (in Japanese). Archived from the original on September 13, 2021. Retrieved September 13, 2021.
「HELLO WORLD」BD限定版にスピンオフ「ANOTHER WORLD」収録、4月8日発売 ["HELLO WORLD" BD limited edition to include spin-off "ANOTHER WORLD", on sale April 8]. Natalie (in Japanese). January 16, 2020. Archived from the original on September 16, 2021. Retrieved September 16, 2021.
今週の映画ランキング 9月21日～9月22日 [This Week's Movie Ranking September 21–22] (in Japanese). Kogyo Tsushinsha. Archived from the original on September 16, 2021. Retrieved September 14, 2021.
「HELLO WORLD」スピンオフアニメ放送決定！主人公役・北村匠海ら再集結「あの頃より、少しは成長できたかな？笑」 ["HELLO WORLD" spin-off anime to air! Takumi Kitamura, who plays the main character, and others reunite: "Have we grown up a little since then? lol"]. Anime! Anime! (in Japanese). August 22, 2019. Archived from the original on September 15, 2021. Retrieved September 15, 2021.
x.com
映画『HELLO WORLD』 [@helloworld0920] (June 21, 2019). 映画原作小説『HELLO WORLD』が本日発売となります！公開までの予習として是非お手にとってみてください！#ハローワールド ["HELLO WORLD", a novel based on the movie goes on sale today! Please pick it up as a prep for the release! #HelloWorld] (Tweet) (in Japanese). Archived from the original on September 13, 2021. Retrieved September 13, 2021 – via Twitter.
