Inlaid Shibuichi Kogo, signed Kosai

This finely worked kogo is crafted in shibuichi, the celebrated Japanese alloy of copper and silver, prized for its soft, smoky grey patina. Here, the surface has been brought to a rich, even tone, providing an elegant ground against which the decoration is vividly articulated. The cover is centred with an oval reserve depicting the Shichifukujin (Seven Lucky Gods), rendered with charm and vitality as they are playfully arranged in a compact, animated grouping. Around the sides, scattered takaramono (auspicious treasures) further enrich the design, reinforcing themes of prosperity and good fortune.

The decoration is executed in gold and silver using refined zōgan techniques, including nunome-zōgan and hira-zōgan, in which precious metals are skilfully inlaid into the surface to create contrast and subtle texture. The precision of the engraving and the delicacy of the inlay reflect a high level of craftsmanship, characteristic of the finest Japanese metalwork of this type. The piece is signed Kosai, an artist likely working within a tradition influenced by leading metalworkers such as Kajima Ikkoku I, whose work was esteemed at the highest levels.

Both intimate in scale and rich in detail, this kogo embodies the sophistication of Japanese metalwork, combining technical mastery with auspicious subject matter. Its harmonious balance of material, design, and symbolism gives it a quiet presence, while rewarding close inspection with layers of meaning and finely observed detail.

Seven Lucky Gods

Ebisu: god of prosperity, business success, and abundant food, especially revered by fishermen, and is typically depicted in fishing attire holding a rod and a large fish symbolising plenty.

Daikokuten: god of commerce, wealth, and agriculture, often shown smiling with a sack of treasures and a hat, and is also noted as a demon hunter with syncretic roots in both Buddhist and Shinto traditions.

Bishamonten: god of war, protection, and authority, usually depicted as an armoured warrior surrounded by fire and smoke.

Benzaiten: goddess of beauty, talent, music, and fortune, portrayed as an elegant woman, serving as patron of the arts.

Jurōjin: god of longevity and wisdom, shown as an elderly man with an elongated head, white beard, and staff, frequently accompanied by symbols of long life such as a deer, crane, and tortoise.

Hotei: god of happiness, fortune, and contentment, depicted as a rotund, smiling, half-clad figure carrying a sack of blessings, associated with generosity and popular appeal.

Fukurokuju: god of wisdom, longevity, wealth, and happiness, recognisable by his scroll, often accompanied by animals symbolising long life and said to possess mystical powers such as reviving the dead.