Amazon currently has the seventh compiled book volume of Sato Tsukishima’s How a Single Gold Coin Can Change an Adventurer’s Life (Kenka Ichimai de Kawaru Bōkensha Seikatsu) manga listed as the final installment.

The scheduled shipping date for this volume is September 12. The manga’s journey began on Square Enix’s Gangan Online website in January 2020, with the first volume hitting shelves in July 2020. Subsequently, the sixth volume was published on February 10.
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Manga UP! Global is responsible for digitally publishing the manga in English, and they aptly describe the story as follows:
Istolfa, an aspiring adventurer yearning for a better life, sustains himself by gathering herbs, yet remains trapped in a destitute existence. One fateful encounter changes everything when he meets Stella, a radiant light elf, who bestows upon him a single gold coin. No strings attached, no reincarnation involved!

And thus commences a classic fantasy tale, where an ordinary boy embarks on a daring dungeon challenge, driven by his aspirations.
Notably, Hazama Amano initiated the original light novel series on the Shōsetsuka ni Narō (Let’s Become Novelists) website back in November 2018, concluding its captivating journey in July 2021.
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The novels, adorned with illustrations by Kazutomo Miya, saw their first volume published by SB Creative in August 2019.
Source | Amazon