DHC: how a Japanese translation company became the world’s biggest cleansing oil brand — and why olive oil was the answer

The translation company

The letters stand for Daigaku Honyaku Center — University Translation Centre. In 1972, Yoshida Yoshiaki founded a small company in Tokyo that translated academic and technical documents between Japanese and European languages. The company was successful, profitable, and completely unrelated to skincare. Nobody who worked there in the 1970s imagined they would one day be responsible for the world's bestselling cleansing oil.

The pivot began with olive oil. During business trips to Spain and Italy — translating documents required understanding the source cultures — Yoshida observed that Mediterranean women used olive oil as a skincare ingredient. Not as a cooking oil that happened to be applied to skin, but as a deliberate, centuries-old beauty practice. Spanish and Italian grandmothers cleansed with olive oil. Greek women used it as a moisturiser. The entire Mediterranean basin had been running a multi-generational clinical trial on olive oil as skincare, and the results were visible in the complexions of the women who used it.

Yoshida's insight was to apply Japanese formulation precision to this Mediterranean ingredient. Japan's cosmetics industry was — and remains — arguably the most technically sophisticated in the world. Japanese formulators had spent decades perfecting textures, absorption rates, and stability in ways that European and American cosmetics companies were only beginning to understand. What would happen if that Japanese technical expertise was applied to olive oil?

The cleansing oil that changed everything

DHC Deep Cleansing Oil launched in 1980 and proceeded to change the global skincare conversation. The product was conceptually simple: a cleansing oil made from olive oil that dissolved makeup, sunscreen, and sebum, emulsified with water to form a milky solution, and rinsed completely clean without leaving residue or requiring a second cleanse (though a second cleanse was recommended in the Japanese method).

The mechanics were basic chemistry: oil dissolves oil. Makeup, sunscreen, and the skin's natural sebum are oil-based. An oil-based cleanser dissolves these impurities more thoroughly and more gently than a surfactant-based foaming cleanser that strips the skin barrier along with the dirt. Dermatologists had known this for decades. DHC was the first brand to package it in a consumer-friendly format that didn't feel like you were rubbing cooking oil on your face.

The texture was the breakthrough. DHC's formulators solved the problem that had prevented oil cleansing from going mainstream: the feeling. Raw olive oil on the face feels heavy, greasy, and difficult to remove. DHC's Deep Cleansing Oil was engineered to feel weightless on application, dissolve impurities within thirty seconds of gentle massage, and emulsify instantly on contact with water. The rinse was clean. The skin felt soft, not oily. The experience was, in the Japanese tradition, pleasurable rather than functional.

One hundred million bottles later, that experience has been replicated by hundreds of competitors. Cleansing balms, cleansing oils, micellar oils — the entire oil-cleansing category exists because DHC proved that consumers would put oil on their faces if the texture was right. Farmacy's Green Clean, Banila Co's Clean It Zero, Hanskin's PHA Cleansing Oil — they all trace their lineage back to DHC's olive oil in a pump bottle.

The double cleanse goes global

DHC didn't just sell a product. It exported a method. The Japanese double-cleanse — oil cleanser first, then water-based cleanser — was standard practice in Japan but completely unknown in Western skincare routines. When DHC expanded internationally, the double-cleanse method came with it. Beauty editors who reviewed the Deep Cleansing Oil had to explain the concept. Tutorial videos demonstrated the two-step process. Skincare forums debated whether the second cleanse was necessary.

By the time K-beauty exploded in the mid-2010s and brought the multi-step Korean routine to Western attention, the double cleanse was already established as a concept — largely because DHC had been evangelising it for years. K-beauty popularised the ten-step routine, but the first two steps of that routine — oil cleanser, then foam cleanser — were DHC's contribution to the global skincare vocabulary.

DHC Pure Soap was designed as the second step. An olive-oil-based bar soap, cold-processed, that produces a dense, creamy lather for the water-based cleanse. In the DHC universe, the routine is olive oil from start to finish: oil cleanser dissolves, soap cleanser purifies, and the skin is left clean without a single synthetic surfactant having touched it.

The direct-to-consumer model

DHC's distribution strategy was as unconventional as its origin story. In Japan, the brand bypassed department stores and pharmacies — the two channels that dominated Japanese beauty retail — and sold directly to consumers through catalogue, telephone, and later online orders. The direct-to-consumer model was radical for Japanese beauty in the 1980s. Department store counters with uniformed beauty advisors were the standard. DHC offered no counter, no advisor, no prestige retail experience. Just a catalogue, a phone number, and a product that worked.

The DTC model achieved several things. It eliminated the retail margin, allowing DHC to price products below department-store competitors while maintaining healthy margins. It created a direct relationship with consumers, generating repurchase data and customer insights that informed product development. And it built brand loyalty through convenience — a consumer who ordered from the catalogue every three months didn't comparison-shop at a department store counter.

The model also meant that DHC's marketing was fundamentally different from its competitors. No department-store displays, no beauty-advisor training, no in-store events. DHC invested in product quality, catalogue design, and customer service. The product was the marketing. A consumer who tried the Deep Cleansing Oil and liked it told a friend. That friend ordered from the catalogue. The growth was organic, slow, and durable.

The olive oil philosophy

DHC's product range expanded over the decades, but the olive oil philosophy remained the foundation. Every hero product connects back to the original insight: that olive oil, refined and reformulated to Japanese standards, is one of the most effective skincare ingredients available.

DHC Olive Virgin Oil is the purest expression — a facial oil made from organic Spanish virgin olive oil for the final step of the routine. Where the Deep Cleansing Oil dissolves and removes, the Olive Virgin Oil nourishes and seals. The two products bookend the DHC routine: olive oil opens the routine, olive oil closes it.

DHC Q10 Dimension Eye Cream represents DHC's expansion into targeted treatments. Coenzyme Q10 — an antioxidant that declines with age — addresses fine lines and firmness around the eye area. But even here, olive-derived squalane forms the base, keeping the product anchored to the brand's founding ingredient. DHC doesn't abandon olive oil when it adds new actives. It builds on top of it.

DHC Lip Cream is the cult product that DHC fans evangelise with almost religious fervour. An olive-oil-enriched lip balm that hydrates, protects, and provides a subtle gloss without the waxy, synthetic feel of most lip balms. Japanese beauty consumers — who are notoriously exacting about texture — have made it one of the bestselling lip products in the country. The international cult followed.

The anti-marketing brand

DHC is the anti-marketing brand. No celebrity endorsements. No influencer partnerships. No TikTok strategy. No Sephora exclusive. No founder story carefully crafted by a PR agency (the actual founder story — "translation company discovers olive oil" — is too strange for a PR agency to have invented). The brand's marketing is its product performance and its price point.

This approach creates a particular kind of customer loyalty. DHC customers don't feel marketed to. They feel like they discovered something — a product that works, from a brand that doesn't try too hard, at a price that doesn't feel extractive. The hundred million bottles of Deep Cleansing Oil were not sold through marketing. They were sold through one woman telling another that this olive oil cleanser changed her skin, and the other woman trying it and agreeing.

Who should start where

If you want the world's bestselling cleansing oil: DHC Deep Cleansing Oil. The product that started the oil-cleansing revolution and is still, after forty-plus years, one of the best.

If you want pure olive oil skincare: DHC Olive Virgin Oil. Cold-pressed, organic, the last step in the routine. Let the olive oil do what it's been doing for Mediterranean women for millennia.

If the eye area needs attention: DHC Q10 Dimension Eye Cream. Coenzyme Q10 and olive-derived squalane for fine lines and firmness.

If you need the perfect lip balm: DHC Lip Cream. The cult favourite. Buy three — you'll want one in every bag.

If you want the full double-cleanse: DHC Pure Soap. The olive oil bar soap that completes the two-step method DHC gave the world.

A translation company that became a beauty brand. A cooking ingredient that became a skincare revolution. A single product that sold a hundred million units without a single celebrity endorsement. DHC is proof that the beauty industry's conventional wisdom — that you need influencers, you need Sephora, you need a beautiful founder with a beautiful story — is exactly that: conventional. Sometimes you just need good olive oil and the patience to let a hundred million women figure it out for themselves.