Daftar singel nomor satu Oricon tahun 1971
Tangga lagu Singel Oricon Mingguan

| Terbit | Singel | Artis | Ref>  |
| --- | --- | --- | --- |
| 4 Januari | "Hashire Kōtarō [ja]" | Salty Sugar [ja] |  |
| 11 Januari | "As the Years Go By"   "Kiri no Naka no Futari" (霧の中の二人code: ja is deprecated , lit. "Two in the Fog") | Mashmakhan |  |
| 18 Januari | "As the Years Go By"   "Kiri no Naka no Futari" (霧の中の二人code: ja is deprecated , lit. "Two in the Fog") | Mashmakhan |  |
| 25 Januari | "Bōkyō [ja]" | Shinichi Mori |  |
| 1 Februari | "Bōkyō [ja]" | Shinichi Mori |  |
| 8 Februari | "Bōkyō [ja]" | Shinichi Mori |  |
| 15 Februari | "Hanayome [ja]" | Norihiko Hashida & Climax |  |
| 22 Februari | "Hanayome [ja]" | Norihiko Hashida & Climax |  |
| 1 Maret | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 8 Maret | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 15 Maret | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 22 Maret | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 29 Maret | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 5 April | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 12 April | "Shiretoko Ryojō [ja]" | Tokiko Kato |  |
| 19 April | "Naomi no Yume" | Hedva & David |  |
| 26 April | "Naomi no Yume" | Hedva & David |  |
| 3 Mei | "Naomi no Yume" | Hedva & David |  |
| 10 Mei | "Naomi no Yume" | Hedva & David |  |
| 17 Mei | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 24 Mei | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 31 Mei | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 7 Juni | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 14 Juni | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 21 Juni | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 28 Juni | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 5 Juli | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 12 July 12 | "Mata Au Hi Made [ja]" | Kiyohiko Ozaki [ja] |  |
| 19 Juli | "Yokohama Tasogare [ja]" | Hiroshi Itsuki |  |
| 26 Juli | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 2 Agustus | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 9 Agustus | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 16 Agustus | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 23 Agustus | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 30 Agustus | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 6 September | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 13 September | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 20 September | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 27 September | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 4 Oktober | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 11 Oktober | "Watashi no Jōkamachi [ja]" | Rumiko Koyanagi |  |
| 18 Oktober | "Ame no Ballad [ja]" | Masayuki Yuhara [ja] |  |
| 25 Oktober | "Ame no Ballad [ja]" | Masayuki Yuhara [ja] |  |
| 1 November | "Ame no Ballad [ja]" | Masayuki Yuhara [ja] |  |
| 8 November | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 115 November | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 22 November | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 29 November | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 6 Desember | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 13 Desember | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 20 Desember | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |
| 27 Desember | "Ame no Midōsuji [ja]" | Ouyang Fei Fei |  |