4K UHD Blu-ray included, 5 Discs in total.
¥ 9,638
https://www.amazon.co.jp/gp/product/B071KZC6CY/
I'll update the OP with the link to Amazon.com Collector's edition if anyone can point me to the right direction.
¥ 9,638
https://www.amazon.co.jp/gp/product/B071KZC6CY/
Product specifications
107 minutes
- Main disc + 3 bonus discs + Ultra HD Blu-ray disc
Outer case included
- Directed by Makoto Shinkai, with characters designed by Masayoshi Tanaka, and with the visuals directed by Tanji Takumi for an all-star cast of talent, this digital pack contains six pieces of original artwork
Enclosed bonus
- 100 page booklet, pocket edition of the script, and miniature character stickers
The booklet selects featured cast and staff interviews from the wildly popular theatrical pamphlet.
It also contains a full Q&A with director Makoto Shinkai, which did not fit in the original pamphlet, as well as a collection of original illustrations appearing in magazines and merchandise. It's jam-packed with content at 100 pages!
Main disc: Blu-ray
Running Time: 107 min. + 46 min. of bonus footage
- Specifications: double layer (BD50G)/1080P High Definition/16:9 widescreen
Audio
(1) Japanese 5.1ch DTS-HD Master Audio
(2) Japanese 2.0ch DTS-HD Master Audio
(3) English opening song version 5.1ch DTS-HD Master Audio
(4) Audio guidance 2.0ch DTS-HS Master Audio
Subtitles: (1) Japanese (2) English (3) Chinese (4) English theme song
Bonus footage
Film release special bonus: "All of Japan is enchanted by Makoto Shinkai's prowess! "
These are the words of Ryunosuke Kamiki, who is utterly enthusiastic about director Makoto Shinkai's work!
Also comes packed with behind-the-scenes footage of in-depth talks with the star-studded cast of characters.
Featuring theme song in English
To celebrate the North American release, Yojiro Noda of RADWIMPS used a brand-new, original English theme song. Appears with subtitles.
- Promotional video collection (special announcement, trailer, TV appearances, etc.)
- Makoto Shinkai filmography
Footage of the past works of director Makoto Shinkai
[Main disc: 4K Ultra HD Blu-ray]
Running Time: 107 min. + 5 min. of bonus footage
- Specifications: dual layer (BD66G)/4K 2160P/16:9 widescreen
Audio
(1) Japanese 5.1ch DTS-HD Master Audio
(2) Japanese 2.0ch DTS-HD Master Audio
(3) English opening song version 5.1ch DTS-HD Master Audio
(4) Audio guidance 2.0ch DTS-HS Master Audio
Subtitles: (1) Japanese (2) English (3) Chinese (4) English theme song
Bonus footage
- Promotional video collection (special announcements and trailers)
Featuring theme song in English
Bonus disc 1: Blu-ray -- 188 minutes
- Video storyboard
Video storyboards by Makoto Shinkai -- the very blueprints behind the work!
Your Name. Making-of Documentary
This documentary follows the backstory to the year this work spent in production.
[Bonus disc 2: Blu-ray] 124 minutes
- Visual commentary: Ryunosuke Kaminoki, Mone Kamishiraishi, RADWIMPS
Backstory to postdubbing and track creation, with rich visual commentary on behind-the-scenes episodes, played over the main story.
- Unused audio clips
The video clips featuring unused audio are exclusive unreleased content available only in the box set
Opening sequence without titles
Suntory Natural Mineral Water commercial
Sparkle (original version) Your Name. music video edition
A special music video edited together by director Makoto Shinkai for this new version
Bonus disc 3 (Blu-ray) 204 minutes
Lecture footage by director Makoto Shinkai on role of story in Your Name. and storytelling in contemporary life.
He talks about creating the story and the meaning behind each scene.
- Collection of event footage
(Press conference announcing release, world premiere at Anime Expo 2016, "Thanks to you!" public thanks for success of the project, Busan International Film Festival, Christmas and year-end special, choral event)
*Content and specifications subject to change. Thank you for your understanding.
I'll update the OP with the link to Amazon.com Collector's edition if anyone can point me to the right direction.