Incense
Chambers.

Atsuhiko Mori's "guilty parties" label is the most committed smoker's brand in fashion, and its ceramic chambers are the reason the incense chamber became a collecting category of its own: kiln-fired, made-in-Japan sculpture that happens to vent smoke. The leopard ashtrays are on the ashtrays page.

• 2018
  "Maria" Incense ChamberAn 11-inch ceramic Virgin Mary with cross-shaped smoke holes and hollowed eyes that vent incense smoke. Re-issued in white, black, and glitter-flecked versions (some with an ashtray base included). ~$250 via Union / HBX.
• 2020
  Black Panther Incense Chamber24cm ceramic panther on a boulder with smoke holes; $280 retail, made in Japan.

Shinsuke Takizawa's motorcycle-club label has produced skull chambers, Booze bottles and collab pieces for years, a whole collecting lane of its own.

• var.
  Ceramic incense chambers & ashtraysShinsuke Takizawa's motorcycle-club label has produced skull chambers, Booze bottles, and collab pieces for years, a whole collecting lane of its own.
• recent
  NBHD × One of These Days "Booze OOTD" Incense Chamber (white)Cowboy-graphic ceramic with removable top, made in Japan.
• SS23
  BAPE × Neighborhood Shark Incense Chamber / AshtrayThe shark-face ceramic; the base doubles as a standalone ashtray. Resale from ~$325.

Verified less rigorously, but worth searching by name on Grailed / eBay / SNKRDUNK:

• BD
  Brain Dead ceramics & incense objectsArt-collective energy, frequent home-goods drops.