Ryuzo Kikushima

Career overview

Role: Meticulous television and film archivist.
Task: Write a career overview of Ryuzo Kikushima (Writing).
Constraints:
Use ONLY verifiable facts from the provided SYNOPSIS and SOURCES.
No invented titles, names, dates, etc.
Original, neutral, encyclopedic prose.
Plain text only (no markdown, no asterisks, no headings, no bullet points).
Word count: 180-260 words.
Structure: 2-3 short paragraphs.
No preamble or JSON.
Name: Ryuzo Kikushima (菊島隆三).
Profession: Japanese screenwriter and film producer.
Known for: Writing.
Known credits: 97.
Kurosawa collaborations (co-writer): Throne of Blood, The Hidden Fortress, Yojimbo, High and Low.
Kurosawa collaborations (producer): Several early 1960s films.
Other screenplays (wrote or co-wrote): Tora! Tora! Tora!, Hiroshi Inagaki's Arashi and The Birth of Japan, Mikio Naruse's When a Woman Ascends the Stairs.
Other production: Produced Mikio Naruse's When a Woman Ascends the Stairs.
Personal info (not strictly career, but context): Born Jan 28, 1914, in Kofu, Yamanashi Prefecture, Japan. Died March 18, 1989.
Paragraph 1: Introduction and Kurosawa work.
Ryuzo Kikushima was a Japanese screenwriter and film producer. He is best known for co-writing the screenplays for several films directed by Akira Kurosawa, which include Throne of Blood, The Hidden Fortress, Yojimbo, and High and Low. In addition to his screenwriting contributions to Kurosawa's work, Kikushima also served as a producer for several of Kurosawa's films from the early 1960s.
Paragraph 2: Other works and credits.
Beyond his collaborations with Kurosawa, Kikushima's writing credits include Tora! Tora! Tora!, Hiroshi Inagaki's Arashi and The Birth of Japan, and Mikio Naruse's When a Woman Ascends the Stairs. For the latter film, he also served as a producer. Kikushima has a total of 97 known credits. He was born in Kofu, Yamanashi Prefecture, Japan, on January 28, 1914, and passed away on March 18, 1989.
Paragraph 1: Ryuzo Kikushima was a Japanese screenwriter and film producer. He is recognized for co-writing the screenplays for several films directed by Akira Kurosawa, including Throne of Blood, The Hidden Fortress, Yojimbo, and High and Low. Kikushima also worked as a producer on several of Kurosawa's films during the early 1960s.
Paragraph 2: His writing credits extend to other notable works, such as Tora! Tora! Tora! and Hiroshi Inagaki's Arashi and The Birth of Japan. He also co-wrote the screenplay for Mikio Naruse's When a Woman Ascends the Stairs, a project on which he also served as a producer. Kikushima has 97 known credits. Born in Kofu, Yamanashi Prefecture, Japan, on January 28, 1914, he died on March 18, 1989.
Word Count Check:
P1: ~50 words.
P2: ~75 words.
Total: ~125 words.
Constraint Check: The user wants 180-260 words. I need to expand while staying strictly within the provided text.
Expanding (carefully):