Keio train at Shinjuku station. Some Keio trains end in the company's own underground terminus, whereas others use the Toei Subway's station and continue onwards to the Toei Shinjuku Line. This system is built on a 1,372mm / 4ft 6in gauge, unique among Tokyo's subway lines and extremely rare elsewhere.
| Date / Time taken | December 17, 2025 at 10:27 |
|---|---|
| Location | Unknown |
| Camera | D5600 |
| Lens Maker | Unknown |
| Lens Model | Nikon AF-S DX Nikkor 18-140mm f/3.5-5.6G ED VR |
| Focal Length | 18.0 mm |
| Aperture | Unknown |