(NOTE: This guide is intended as a reference for players not familiar with Japanese language, and only shows the conditions for unlocking this achievement. Sorry, no solutions.)
Perfecto PalmCleared Black Label playing Palm without continuing (any mode).
Done easiest in Original mode of Black Label. Perhaps easier than 1 coin clear of Ver 1.5's Original mode, I suppose this is still quite a challenge for novice players.
Maybe Reco is easier to 1 coin clear in Black Label.
Recommended playing mode for this achievementBlack Label -> Black Label Xbox360/Black Label Arcade -> SCORE ATTACK/NORMAL PLAY -> 1P SIDE START/2P SIDE START -> Original.
* Changing any setting in NORMAL PLAY -> CONFIG disables all achievements in NORMAL PLAY.
* Using RESTART from pause menu disables all achievements in that play.
* Translations of achievement name or description are not official one.
Related achievements (Perfecto Reco: Black Label 1CC with Reco)
(Sign of Inner Power: Original mode 1CC with Palm)
(Sign of Power: Original mode 1CC with Reco)