Oh and there's some slightly different wording in the (now released) english version of the merit abilities:

[dev1151] Job Adjustments: Rune Fencer
Rune Fencer has been added to the Categories under Merit Points.
Group 1
Rune Enhancement Effect
Increase potency of runes harbored by 2 points.

Vallation Effect
Add a magic defense bonus to Vallation and a magic defense bonus to Valliance of 1 point per harbored rune.