Soul Eater - Season 1 - Eps 10: The Enchanted Sword Masamune - Break the Soul Possession: A Heart Sings in the Rain?
Black☆Star and Tsubaki face Masamune, and as the battle against the dark Weapon escalates, it becomes clear that Tsubaki must finish the fight alone.
About Soul Eater

Title: Soul Eater
First Air Date: 2008-04-07
Last Air Date: 2009-03-30
Status: Ended
Rating: 7.801/10 (from 292 votes)
Language: JA
Seasons: 2
Total Episodes: 51
Network: TV Tokyo
Genres: Action & Adventure, Animation, Comedy, Sci-Fi & Fantasy
Production Companies: Square Enix, Media Factory, TV Tokyo, BONES, Aniplex, dentsu, Funimation Global Group
Synopsis
Set in the Shinigami technical school for weapon meisters, the series revolves around 3 groups of each a weapon meister and a human weapon. Trying to make the latter a "Death Scythe" which is the highest title for a weapon and thus fit for use by the Shinigami, they must collect the souls of 99 evil humans and 1 witch. Maka & Soul Eater, Black Star & Tsubaki, and Death the Kid with Patty and Liz Thompson are the characters Soul Eater revolves around. Besides taking the time to gather souls, these students of Shibusen defend Death City from some of the most powerful of creatures while still attending school and trying to become stronger.
Cast

Chiaki Omigawa
Maka Albarn (voice)

Koki Uchiyama
Soul 'Eater' Evans (voice)

Yumiko Kobayashi
Black Star (voice)

Kaori Nazuka
Tsubaki Nakatsukasa (voice)

Mamoru Miyano
Death the Kid (voice)

Maaya Sakamoto
Crona (voice)

Akeno Watanabe
Elizabeth Thompson (voice)

Rikiya Koyama
Death (voice)

Narumi Takahira
Patricia Thompson (voice)

Houko Kuwashima
Medusa (voice)