A series inspired by Musashi's Book of Five Rings

from the Book of Water:

“If you do not look at things on a large scale, it will be difficult to master strategy.”

This speaks to the importance of perspective — not just in combat, but in life, craft, and business. Musashi reminds us that seeing only the immediate or the small picture limits our understanding. Mastery comes from stepping back, seeing the patterns, and thinking beyond the moment. It's about developing the vision to anticipate, adapt, and respond with clarity.

from the Book of Earth:

" From one thing, know ten thousand things." is a distilled interpretation of a central idea from The Book of Five Rings (Go Rin no Sho), specifically from the “Earth Book” (地の巻, Chi no Maki), which is the first and foundational scroll.

In that section, Musashi lays out the principle that mastery in one domain (such as swordsmanship) can teach you the universal truths that apply to all arts and strategies.

from the Book of Fire:

"When you attack, do so with a full and unhesitating spirit."

In the Fire Scroll, Musashi teaches that true strategy demands not only skill, but total commitment. This quote is a call to act with boldness — to strike with clarity, decisiveness, and conviction. In combat, hesitation breeds defeat; in life, it dulls the edge of purpose. Whether wielding a sword or making a choice, the principle remains: once the moment to act arrives, there must be no doubt, no delay — only presence and power. Fire moves forward. So must you.

Manually machined and laser engraved in California.

1.25" diameter x around .350" thick solid Brass

Inlay versions are one of a kind, you will receive the coin pictured.

The quote side is machined to a slight concave for that soothing, worry relief.