Saving 80,000 Gold in Another World for my Retirement 4
| Volume Title | Saving 80,000 Gold in Another World for my Retirement 4 |
| Japanese Volume Title | 老後に備えて異世界で8万枚の金貨を貯めます4 |
| Light Novel | Rougo ni Sonaete Isekai de 8-manmai no Kinka wo Tamemasu |
| Publisher | Kodansha |
| Light Novel Label | K Lanove Books |
| Author | FUNA |
| Illustrator | Touzai |
| Volume | 4 |
| Release Date | January 09, 2019 |
| Pages | 300 |
| ISBN-10 | 4065145503 |
| ISBN-13 | 978-4065145500 |
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