Hachi ranks #520 with 237 entries, registered male. The cultural anchor is unambiguous: Hachikō, the Japanese Akita who waited for his deceased owner at Shibuya Station from 1925 to 1935, and the 2009 American film Hachi: A Dog's Tale with Richard Gere. The name carries an enormous loyalty register that almost no other pet name matches.
The Hachikō lineage
The story is the entire reason Americans reach for this name. Hachi clusters with Kuma, Yuki, and Sora in the Japanese-pet-naming cohort. Owners reaching for Hachi specifically are almost always doing so as a tribute — the loyalty story matters more than the sound.
Breed lean
Hachi lands disproportionately on Akitas and Shiba Inus for the obvious reason — owners selecting these Japanese spitz breeds often want a name that matches the breed's heritage. There's also a smaller cluster on Pomeranians and other fluffy small dogs whose silhouette suggests Akita-cousin energy at a smaller scale.
Sound fit and counter-reading
Two syllables (HAH-chee), open vowels, soft landing. The name calls easily and carries warmth without sliding into cuteness. A smaller subset of owners reach Hachi through the Japanese number eight (八, hachi), which the original dog was named for as the eighth puppy in his litter. The Hachi human name page shows almost no SSA presence, confirming the name lives almost entirely in pet-naming.
The name signals a specific kind of seriousness about the human-pet bond — owners reaching for Hachi are usually fully aware of the lifelong-loyalty narrative they are signing up for, and the name functions as a daily reminder of that commitment.