Kinoshita, Kenji (17 August 2022). "JR北海道、札幌駅11番ホーム(6両対応)10/16使用開始 - 1番線は廃止" [JR Hokkaido, Sapporo Station Platform 11 (for 6 cars) Starts use on 10/16 - Platform 1 will be abolished.]. MyNavi corporation (in Japanese). Japan. Archived from the original on 18 August 2022. Retrieved 23 August 2022.
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Kinoshita, Kenji (17 August 2022). "JR北海道、札幌駅11番ホーム(6両対応)10/16使用開始 - 1番線は廃止" [JR Hokkaido, Sapporo Station Platform 11 (for 6 cars) Starts use on 10/16 - Platform 1 will be abolished.]. MyNavi corporation (in Japanese). Japan. Archived from the original on 18 August 2022. Retrieved 23 August 2022.