The reference to "proper paper" might be a specific tag or a unique descriptor for the video's content (such as a paper-craft or stop-motion style), though it is not a standard category. Possible Leads on NicoNico:
Based on your request, it seems you are looking for a specific video or artist associated with the song by The Carpenters on NicoNico (ニコニコ動画) involving a user or creator named Miho (みほ) . The reference to "proper paper" might be a
「踊ってみた ｍｉｈｏ＊*」動画 89本 - 「踊ってみた ｍｉｈｏ＊*」で人気の動画を検索できます。たくさんの動画にコメントを付けて楽しみましょう。 ニコニコ 人気の「miho**」動画 91本 - ニコニコ The reference to "proper paper" might be a
If "proper paper" refers to a specific or a lyric video using physical paper, you might find it by adding the Japanese term for paper craft ( ペーパークラフト ) or stop motion to your search on the site. The reference to "proper paper" might be a
人気の「踊ってみた ｍｉｈｏ＊*」動画 89本 - ニコニコ