Strange, meditative NES tones that don't sound like anything else in the Namco catalog. Mindseeker is a psychic training game (yes, really) and its soundtrack leans into that weirdness completely. Meditation has this slow, hypnotic quality that actually does make you feel like you're concentrating harder.
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Clairvoyance picks up with an eerie, searching melody. Paired with Kerunaguru's more traditional RPG-style Quest and BATTLE themes, you get this odd contrast between the mystical and the adventurous on one disc. The Mindseeker half is ambient and strange.
The Kerunaguru half is direct and action-oriented. Together they cover two very different corners of the Famicom library. If you want proof that NES music could get genuinely experimental, this pairing will convince you.