This is for the 2025 countdown. The video and other information used is included below as acknowledgements.
We have used the following video and Sound effects for the countdown to 2025. Thank you so much!
https://otologic.jp/free/se/weather01.html#google_vignette
https://otologic.jp/free/se/countdown01.html
https://dova-s.jp/bgm/play15217.html
https://www2.nhk.or.jp/archives/movies/?id=D0002110014_00000 (ＮＨＫクリエイティブ・ライブラリー)
https://pocket-se.info/archives/1628/
The video used will not be used for any purpose other than this countdown and publishing the site on github.