Ninja Gaiden II/Weapons

Dragon Sword
"The symbol of the Dragon Ninja, passed down for generations."

Found: Available at game start.

Falcon's Talons
"A unique evolution of a Ninja's traditional hand-mounted claws."

Found: Chapter 2

Dragon's Claw and Tiger's Fang/Blade of the Archfiend
"Large Japanese swords, they are wielded as a pair."

Found: Chapter 4, upgraded at the end of Chapter 14

Eclipse Scythe
"A giant scythe handed down in the Lycanthrope tribe of Fiends."

Found: Attained at the end of Chapter 6.

Lunar Staff
"A staff said to harbor the mysterious powers of the moon."

Found: Level 1.

Kusari-gama
"A ninja weapon made from a sickle with chain and weight attached."

Found: Chapter 5

Vigoorian Flail
"A vicious flail made during the Middle Ages in the Vigoor Empire."

Found: Chapter 9

Tonfa
" powerful martial-arts weapon originating from Okinawa."

Found: Chapter 7