ホモテナシ

• 共箱
• 花押 — adding a box gives you the opportunity to add your 花押!
• 取合わせ: If there's a live flower, no flower patterns; if you use a black 茶碗, you can't use a black 棗.

But there are others, called the 出入かた

• metal things (made by 中川浄益)
  • 風炉
• paper things (made officially by 奥村吉兵衛):
  • 掛物（かけ　もの）
• bamboo things (made officially by 黒田正玄):
  • 茶杓 (even though exactly that, a 茶人 makes themselves)
  • 蓋置
• textiles (made officially by 土田友湖; but I got a bunch of 龍村-made 古帛紗, too)
• non-楽 ceramics (made by 永楽善五郎)
• 楽 (made by 楽吉左衛門)
  • 茶碗 like 重茶碗（かさねじゃわん）
• lacquered things (made by 中村宗哲)
• cast-iron things (大西清右衛門):
  • Miyazu looks really high quality and rather expensive, and good for looking up names of items.
  • 釜
• 一閑張 lacquer (飛来一閑)
• wooden, non-bamboo things (駒沢利斎)
  • 棚
  • 盆 like the 高杯（たかつき）, tray for serving sweets to a nobleman used in 貴人点（きにんだて）

• things related to 炭:
  • 灰
  • 炭取
  • 香合
• things related to water:
  • 水指
  • 建水
• 茶器
  • types of 茶入
  • types of 棗
  • Symbols has a list of designs that can be found on 棗, for example.