Yamato Isoko no Ketsudan
| Volume Title | Yamato Isoko no Ketsudan |
| Japanese Volume Title | 山本五十子の決断 |
| Light Novel | Yamato Isoko no Ketsudan |
| Publisher | Fujimi Shobo |
| Light Novel Label | Fujimi Fantasia Bunko |
| Author | Masahiro Kisaragi |
| Illustrator | Coffee Neko |
| Target Readership | Male |
| Volume | 1 |
| Release Date | October 20, 2017 |
| Pages | 326 |
| ISBN-10 | 4040723848 |
| ISBN-13 | 978-4040723846 |
| Height (cm) | 14.80 |
| Width (cm) | 10.60 |
| Thickness (cm) | 1.60 |
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