Japanese company profile · 4045

TOAGOSEI CO., LTD.

In its FY2025 public filing, TOAGOSEI CO., LTD. reports Core Chemicals, Polymer Oligomers, Bonding materials, Advanced Materials Business, and 1 other reported businesses. The page shows business-level revenue and profit where the source disclosures support comparison.

Original Japanese company name: 東亞合成株式会社

English company name recorded in Japan's EDINET filer data. English company name source

Reported company-wide figures

Company revenue: ¥162.31B ↗
Company profit: ¥14.18B ↗
Profit margin: 8.7% ↗

What does this company do?

TOAGOSEI CO., LTD.'s largest reported business by revenue in FY2025 was Core Chemicals.

The business with the highest reported segment profit in FY2025 was Core Chemicals.

FY2025 · fiscal year ended December 2025 View original filing ↗ The source document may be in Japanese.

Business structure

How does it make money?

Business	Sales	Revenue share	Operating profit
Core Chemicals	¥74.95B ↗	46.2%	¥8.75B ↗
Polymer Oligomers	¥37.74B ↗	23.3%	¥3.02B ↗
Processed Resin Products Business	¥29.03B ↗	17.9%	¥2.75B ↗
Bonding materials	¥13.65B ↗	8.4%	¥323M ↗
Advanced Materials Business	¥10.71B ↗	6.6%	¥1.18B ↗

All values are in Japanese yen (JPY). No currency conversion is applied. FY2025 · fiscal year ended December 2025. Revenue and profit are shown only where the filing and data support a comparison.

Original Japanese label

Core Chemicals: 基幹化学品事業
Polymer Oligomers: ポリマー・オリゴマー事業
Bonding materials: 接着材料事業
Advanced Materials Business: 高機能材料事業
Processed Resin Products Business: 樹脂加工製品事業
Sales: 売上高
Operating profit: 営業利益

Original Japanese label

Core Chemicals: 基幹化学品事業
Polymer Oligomers: ポリマー・オリゴマー事業
Bonding materials: 接着材料事業
Advanced Materials Business: 高機能材料事業
Processed Resin Products Business: 樹脂加工製品事業
Sales: 売上高
Operating profit: 営業利益

Reported Sales by business over time

Fiscal year	FY2021	FY2022	FY2023	FY2024	FY2025
Core Chemicals	¥73.87B	¥78.76B	¥77.05B	¥82.26B	¥74.95B
Polymer Oligomers	¥36.37B	¥37.32B	¥35.41B	¥36.78B	¥37.74B
Bonding materials	¥11.45B	¥11.24B	¥12.55B	¥13.4B	¥13.65B
Advanced Materials Business	¥9.96B	¥10.72B	¥10.22B	¥10.54B	¥10.71B
Processed Resin Products Business	¥26.41B	¥28.12B	¥28.6B	¥28.59B	¥29.03B

All amounts are in Japanese yen (JPY). Each figure links to the original Japanese filing. Blank cells indicate no comparable figure was disclosed. Business figures may not add up to consolidated figures.

What is growing?

Business revenue growth

Company-wide revenue

Reported revenue in 2021 ¥156.31B Reported revenue in 2025 ¥162.31B

growth amount: +¥6B
growth annualized: +0.9%
growth total: +3.8%

FY2021–FY2025

View original filing

Processed Resin Products Business

Reported revenue in 2021 ¥26.41B Reported revenue in 2025 ¥29.03B

growth amount: +¥2.62B
growth total: +9.9%

FY2021–FY2025

View original filing

Bonding materials

Reported revenue in 2022 ¥11.24B Reported revenue in 2025 ¥13.65B

growth amount: +¥2.42B
growth total: +21.5%

FY2022–FY2025

View original filing

Reported revenue in 2021 ¥11.45B Reported revenue in 2025 ¥13.65B

growth annualized: +4.5%
growth total: +19.2%

FY2021–FY2025

View original filing

Bonding materials

Reported profit margin in 2022 -2.3%

Reported profit margin in 2025 +2.4%

growth margin points: +4.6

FY2022–FY2025

View original filing

Processed Resin Products Business

Reported profit margin in 2022 +6.3%

Reported profit margin in 2025 +9.5%

growth margin points: +3.2

FY2022–FY2025

View original filing

Core Chemicals

Reported profit margin in 2022 +8.5%

Reported profit margin in 2025 +11.7%

growth margin points: +3.2

FY2022–FY2025

View original filing

This describes a reported period; it is not a forecast.

What has changed?

Not disclosed or not safely comparable in the available filings.

Source

Public filing

FY2025 · fiscal year ended December 2025

The source document may be in Japanese.

Filing ID: S100XTI8

View original filing ↗

Ask about this company

The source document may be in Japanese.