from the original on 21 November 2021. Retrieved 21 November 2021. 40000系 小手指車両基地へ到着 [Seibu 40000 series arrives at Kotesashi Depot]. RM News (in Japanese)...
20 KB (1,609 words) - 09:53, 3 August 2023
Shimbunsha. July 2011. p. 186. ISBN 978-4-330-22711-5. 3000系3009編成が6輌化されて小手指車両基地へ [3000 series set 3009 reduced to 6 cars and transferred to Kotesashi Depot]...
8 KB (630 words) - 19:16, 3 January 2024