Obaku Zen is a unique form of Zen Buddhism that emerged in Japan during the 17th century. It is a blend of Zen with Pure Land elements, creating a harmonious balance between meditation and devotion. The core teachings of Obaku Zen revolve around three main principles: the practice of zazen, the concept of emptiness, and the importance of mindfulness.

The first core teaching of Obaku Zen is the practice of zazen, which is the cornerstone of Zen Buddhism. Zazen, also known as seated meditation, is a form of meditation that focuses on stilling the mind and becoming aware of one's true nature. In Obaku Zen, zazen is considered the most direct and effective way to achieve enlightenment. Through the practice of zazen, one can cultivate a calm and clear mind, free from distractions and attachments.

The second core teaching of Obaku Zen is the concept of emptiness. This concept is based on the Buddhist belief that all things are impermanent and devoid of a fixed, inherent existence. In Obaku Zen, emptiness is not seen as a negative or nihilistic concept, but rather as a liberating one. By understanding the true nature of emptiness, one can let go of attachments and delusions, leading to a more peaceful and contented state of mind.

The third core teaching of Obaku Zen is the importance of mindfulness. Mindfulness is the practice of being fully present in the moment, without judgment or distraction. In Obaku Zen, mindfulness is seen as essential for developing a deeper understanding of oneself and the world around us. By being mindful, one can cultivate a sense of awareness and clarity, enabling them to see things as they truly are.

In addition to these core teachings, Obaku Zen also emphasizes the importance of compassion and the oneness of all beings. This is reflected in the Pure Land elements of the practice, which focus on devotion and the belief in the interconnectedness of all living beings.

Overall, the core teachings of Obaku Zen revolve around the practice of zazen, the concept of emptiness, and the importance of mindfulness. By following these teachings, one can cultivate a deeper understanding of themselves and the world, leading to inner peace and enlightenment.