Konnichiwa,
The Ikki scenario isn't working very well. It can be played as Historical Battles too.
A description and visualisation of the branching is available for download now: http://www.totalwar.org/maps/hc/IkkiBranches.zip
This will help you to decide which battle should be played.
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Ja mata
Toda MizuTosaInu
Daimyo Takiyama Shi
http://www.takiyama.cjb.net
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