Japanese Shingon is often introduced through its surfaces: golden mandalas, stylized mudrā, Sanskrit seed-syllables chanted in sonorous unison. It can appear as a tradition that intensifies ritual form as far as possible, saturating every limb and breath with shape and sound. Yet threaded through this highly articulated ritual culture is a quieter claim: there comes a point where the very supports that define esoteric practice fall away, not through abandonment but through fulfillment. Mantra, mudrā, and visualization remain what they always were—the Buddha’s own activity—yet cease to be experienced as a set of deliberate techniques.

To describe this, Shingon authors sometimes invoke a language of “non-recollection” or “forgetting,” a kind of ritualized effacement. It is a paradoxical forgetting that does not oppose memory, and a release of method that does not discard method as inferior. To see how this works, it helps to begin with Kūkai’s theory of mantra and the three mysteries, and then follow the arc of practice he outlines: from carefully staged performance to a mature non-dual presence in which mantra is no longer something that has to be “remembered.”

The Three Mysteries as a Total Form

Shingon’s basic map of practice rests on the “three mysteries” (sanmitsu): body, speech, and mind. On the level of path, these are the practitioner’s own bodily gestures (mudrā), vocalizations (mantra), and contemplative states (visualizations and associated understandings). On the level of fruition, they are the three mysteries of Mahāvairocana (Dainichi Nyorai), the cosmic Buddha who is not merely one form among others, but the living texture of reality itself.

In this frame, ritual is not an attempt to reach a distant deity. It is the process by which the practitioner’s three mysteries are tuned to, and finally recognized as non-different from, Mahāvairocana’s. When body traces a mudrā, when the mouth vibrates a seed syllable, when the mind configures a mandala, what is ultimately occurring—according to Kūkai—is that the Buddha’s own body, speech, and mind manifest through this particular body, speech, and mind.

This non-dual claim is not granted at the outset. Beginners are instructed to adopt specific postures, intone specific mantras, and imagine particular deities in precise mandalic arrangements. The three mysteries at this stage appear as three separate domains, carefully coordinated: hands are here, sound is there, vision is held “inside,” and each must be deliberately brought into line. The very need for coordination presupposes a gap: my gestures versus the Buddha’s gesture, my voice versus the Buddha’s speech, my imagination versus the Buddha’s awareness.

Yet Shingon doctrine insists that this division is conventional. Mahāvairocana already pervades body, speech, and mind without remainder. The three mysteries are only “three” as a skillful way of approaching what has never been divided.

Mantra as Buddha-Speech

Kūkai’s reflections on mantra push this further. For him, what sets esoteric mantras apart is not merely their foreign phonetics or their scriptural status, but their ontological character as Buddha-speech. Mantra is not a symbolic pointer laid over the world from outside. It is a direct presentation of the Buddha’s own activity as sound.

In this view, the syllables of a mantra do not arbitrarily stand in for a meaning; they are themselves the Buddha’s meaning made audible. The seed-syllable is not a code to be deciphered so much as the living presence of a deity’s body-speech-mind compressed into phonetic form. When voiced correctly—as a ritual embodiment rather than as casual pronunciation—mantra is said to be nothing other than Mahāvairocana “speaking” through the practitioner.

That claim might seem to place mantra at the very summit of practice, as the indispensable medium of realization. But Shingon’s own schemata of the path complicate this intuition. Even as mantra is described as Buddha-speech, it is simultaneously treated as upāya—skillful means. And like all upāya, it bears within itself the possibility of its own fading from view.

From Rehearsal to Non-Recollection

Early stages of Shingon cultivation are saturated with recollection. One learns to remember the sequence of hand seals, the order of deities around the mandala, the pitch and rhythm of each mantra. Kūkai emphasizes that without painstaking familiarity—rote, even—the ritual body will never be supple enough to serve as a conduit for esoteric realization. At this stage, “I” am clearly the one who recites, who visualizes, who performs. The Buddha’s three mysteries remain an ideal that I strive to emulate.

Over time, however, repetition alters the sense of agency. As body, speech, and mind are habituated to particular ritual patterns, a shift occurs in how they are experienced. Gestures that once required conscious correction begin to arise with minimal prompting. Mantras that once demanded effortful recall begin to flow without having to be fetched from memory. Visual configurations that once felt like constructed images begin to present themselves unbidden, as if the mandala were “showing itself.”

It is around this threshold that some Shingon instructions speak of a transition toward “non-recollection” (a term that appears in various ways across later exegesis). Non-recollection does not mean that the practitioner forgets how to perform the rite, nor that the forms vanish. It describes a subtle change in how form is lived: techniques are no longer experienced as objects of deliberate rehearsal. They operate, one could say, beneath the level at which the mind narrates, “Now I remember the mantra and recite it.”

In this phase, the esoteric body becomes like an instrument played effortlessly. Sounds emerge, mudrā appear, visual presence stabilizes, but without the constant sense of “I am doing this correctly.” Instead, the practitioner begins to sense that the ritual conducts itself. The three mysteries increasingly appear as a single dynamic: one act rather than three coordinated functions.

Letting Mantra Fall Away

What, then, does it mean for mantra to “fall away”? To describe this as mere cessation would be misleading. The point is not that advanced practitioners “graduate” from mantra and sit in a formless void where sound and gesture have been discarded as childish toys. That would contradict Shingon’s affirmation that Mahāvairocana’s speech-body is mantra.

Instead, “falling away” names the loss of dualistic structure around mantra. Earlier, mantra was something to be retrieved, repeated, monitored: an object of recollection. Later, the same sound functions less as an object and more as a medium. At the far end of this arc, Shingon texts sometimes imagine a state where even the sense of “medium” is gone. There is no longer someone here vocalizing something there that represents someone else (a Buddha) elsewhere. The threefold distinction has thinned.

In such descriptions, mantra is neither clung to nor deliberately suppressed. It may be voiced, it may be silent; in either case, it is not experienced as separate from the continuum of awareness. When it arises, it is simply how the Buddha’s speech-body manifests in that moment. When it does not arise, this absence is no less the functioning of that same speech-body. From within this maturation, the need to recall mantra as a technique subsides, even though mantra as Buddha-speech is never negated.

“Forgetting,” in this sense, is the evaporation of the subtle commentary “I am practicing.” Mantra ceases to be a project. It is there, or not there, as spontaneously as breathing. To use an image: a child learning to write must think through each letter; an accomplished calligrapher’s stroke no longer appears to them as a series of remembered rules, yet the form itself has not been discarded. Shingon’s ritualized forgetting is closer to this latter ease than to any laxity or indifference.

Non-Dual Presence Without Ritual Neglect

This account can be misconstrued if it is read through the lens of a generalized Buddhist suspicion of ritual or form. Zen literature, especially in its popular reception, has sometimes been represented as a trajectory from elaborate practices to a bare, formless meditation in which all supports are finally relinquished. From that angle, Shingon’s talk of non-recollection and effacement might seem to mark a similar turning away from technique.

Yet Shingon does not cast its ritual repertoire as provisional clutter. The dense choreography of mudrā, mantra, and mandala is not something the tradition dreams of leaving behind. Rather, these rehearsals are understood as the very shape that realization takes when it first comes into focus. The “simplicity” that appears later is not a different kind of practice so much as a different perception of the same field: what was once felt as a series of discrete techniques now reveals itself as the unbroken functioning of Mahāvairocana’s three mysteries.

This has implications for how “advanced” practice is imagined. One does not, on Shingon’s own terms, authorize oneself to abandon mantra on the grounds that one has glimpsed some ineffable truth. To cease reciting out of boredom or a desire for a supposedly more “pure” formlessness is precisely the kind of negligence that Shingon’s conception of forgetting is designed to distinguish itself from. The ritual culture remains robust; what shifts is the practitioner’s relation to it.

In a mature phase, participation in formal rituals and the quiet of unstructured presence are not opposed. Joining a liturgy, one entrusts body, speech, and mind to the inherited patterns of the rite; sitting alone, one may simply rest without any explicit technique. In both cases, the same non-dual Mahāvairocana is taken to be functioning. When mantra is recited, it is the Buddha’s speech-body; when mantra is absent, the silence is not other than that speech-body either. This is the doctrinal ground that allows Shingon to speak of mantras “falling away” without implying that they have become irrelevant.

Elaboration, Simplicity, and the Arc of Practice

If we follow this arc, we can see how Shingon’s elaboration and its eventual “simplicity” are not two competing ideals but two perspectives on one process. At the beginning, the three mysteries are experienced as many: scattered bodily habits, hesitant syllables, a mind prone to distraction. Ritual training gathers these elements into coordinated forms; recollection is central, even strenuous. The practitioner must remember where to sit, how to hold the hands, which mantra to intone.

As training matures, elaboration does not disappear, but the felt complexity loosens. The same richly textured rites are now traversed with less inner commentary, less checking and correction. At some point, in the accounts of advanced practice, even this “I, performing the rite” gives way. The ritual continues—publicly, it is no different from what it has always been—but privately, the experience has shifted from “I enact” to “this enacts itself.” Non-recollection here is not blankness but the absence of internal bookkeeping.

Eventually, even the distinction between “in ritual” and “out of ritual” thins. Everyday activities, too, become expressions of the three mysteries. Words spoken in ordinary conversation, movements through space, the subtle play of thought and emotion—all are seen as surfaces through which Mahāvairocana’s body, speech, and mind shimmer. Formal ritual retains its place as a concentrated articulation of this truth, but it no longer monopolizes it. If mantra arises, it is recognized as Buddha-speech. If it does not arise, this too is Buddha-speech, not as an absence to be corrected, but as a mode of presence that no longer needs rehearsal.

From the outside, little may appear to have changed. A Shingon priest still chants in liturgy, still shapes mudrā, still venerates the mandala. What has altered, at least in the idealized account, is the disappearance of inner division between practitioner and practice. Mantra has not been thrown away; it has become transparent, no longer standing in the foreground as a task but operating as a natural articulation of a non-dual reality.

To name this transparency as “forgetting” is to gesture at the way forms can become so integrated that they no longer appear as forms over against a formless background. The arc of Shingon practice, read in this light, is not a straight line from complexity to simplicity, but a spiral: one returns to the same syllables, the same gestures, the same visual fields, yet finds that what they are has quietly changed. Or rather, the one who thought they were manipulating them has thinned out, leaving mantra and mudrā to be what they were always claimed to be: the Buddha’s own speech and gesture, nowhere else and nothing more.