How many episodes are there in The Destiny of Sasaki Kojiro?

In the first season of fate/staying overnight, the words 9, 18 and 19 appeared.

Sentences 8, 12 and 23 appear in Destiny/Stay in UBW.

Sasaki Kojiro is a character in the Japanese word adventure game Destiny/Stay, and its derivative works. In the fifth Holy Grail War, Custer (Medea), as a follower, violated the rules of the "Holy Grail War" and forcibly summoned him.

Relying on the mountain gate of Liu Dong Temple, it aroused a special follower. Sasaki Kojiro, a famous Japanese folk spirit who was summoned as an assassin (pseudo), is a "legendary swordsman" with extraordinary swordsmanship. He can achieve magic only by swordsmanship, even a swordsman in the field of treasures.

Sasaki Kojiro, as a servant, was forcibly summoned by Caster (Medea), which made Kojiro a very special existence. Although Kojiro ranks as an assassin, he is neither Hassan Saba nor an assassin.