Here one can find a brief visualization of the most commonly used terms for tosogu and koshirae.
Tsuba (鐔)
Kōgai (笄)
Kozuka (小柄)
Menuki (目貫)
Uchigatana-koshirae (打刀拵)
Photo source: The Tagane no Majutsu (鏨の魔術), 2011, pp. 7-11.
Translated by Dmitry Pechalov