刀剣乱舞ONLINE Pocket is a sword training simulation game developed by EXNOA LLC. This game allows players to collect and train unique sword warriors called "Touken Danshi" to form a strong army. The game is set in the year 2205, where the enemy has started attacking the past to change history. As a "Saniwa," you have been tasked with protecting history by traveling back in time with the strongest "Touken Danshi."

The game features eight types of swords, including short swords, wakizashi, uchigatana, tachi, nodachi, naginata, yari, and katana. Each sword has its own story and personality. As a "Saniwa," players must lead and train their army to fight against the enemy and protect history. The game also features voice acting by famous voice actors, with each "Touken Danshi" having their own unique voice.

The game is free to download and play, but recommended for iPhone6 or later models with iOS11.0 or above. The game's initial download may take some time, and unstable performance may occur depending on the user's device and usage.