Previous answer is
　Showa 19 Nen 2 Gatsu Hi(February 1944)
Ikkansai Shigemasa Seitan
昭和十九年二月日
一寛斎繁正精鍛

Features: Ikkansai Shigemasa was born in Shizuoka Prefecture's Otowa-cho on August 19, 1905. At the age of 16, during Taisho 10 (1921), he became a disciple of Kasama Shigetsugu. In Showa 8 (1933), together with his brother disciple Miyaguchi Yasuhiro, he dedicated himself to making swords for officers at the Yasukuni Shrine Sword Forging Facility and further worked at the Okura Tanrenjo, becoming an independent forge in Showa 16 (1941) and later established in Itabashi as a designated workshop by the Army Administration. He also produced sword carvings. Shigemasa was a very sincere swordsmith, and his meticulously crafted works were signed with the Shigemasa signature, indicating this piece as an excellent work of Shigemasa Sei.

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Appraisal Quiz #788 (March 30th, 2024)
Who made this sword do you think ?
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Blade Length: 76.9 cm (30.27 in).
Curvature: 1.2 cm (0.47 in).
Mekugi Hole: 2.
Width at Base: 3.31 cm (1.3 in).
Width at the Tip: 2.38 cm (0.94 in).
Thickness of rim (Kasane): 0.85 cm (0.33 in).
Sword Weight: 1045 grams.
Shape: The blade has a wide body, thick Kasane, a somewhat deep curve, and an extended Kissaki. The omote (front) is engraved with a dragon, Bonji (Sanskrit characters), and the sun. The ura (back) is engraved with a spear, Bonji, and both Soe-Hi and Bo-Hi grooves.
Jigane: Well-tempered Itame Hada with visible grain. The landscape of the Jigane is Masame, which is clearly visible. Hamon: Nie Deki, straight Hamon with Notare, double Hamon, and chaotic Midare at the Boshi with Kinsuji. In the Hamon, there are Sunagashi and Kinsuji.

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Answer will be posted at next Appraisal Quiz.

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