Describe DENSO using the following statements. Indicate the number of the referenced document together as (Document 1). 
[[[[[Exclude any information not related to DENSO.]]]]]
1. Since its establishment in 1949 as Nihon Denso K.K., DENSO has expanded its sales of automotive electrical components mainly to Toyota Motor Corporation and is now a mega-supplier supplying a wide range of products to the world's major car manufacturers.
2. company name TOYOTA MOTOR CORPORATION, executive officer and president NAME_1 NAME_2, founded on August 28, 1937, capital (as of March 31, 2022) 635.4 billion yen, main businesses: production and sales of automobiles
3. DENSO is taking on the challenge of developing technologies in the areas of "making" and "using" hydrogen by utilizing the technologies cultivated in the development of automotive systems. Members involved in the development of hydrogen-related products are working day and night to realize a carbon-neutral, recycling society.
4. Aisin Seiki Kabushiki Kaisha (English: AISIN SEIKI Co., Ltd.; Chinese: 爱信精机株式会社) is a major automotive parts manufacturer in the Toyota Group that once existed. The company also supplies parts to other Japanese manufacturers and overseas manufacturers such as Peugeot of France.
5. DENSO Corporation won a silver medal in the "Electronics Assembly" event at the 10th International Abilympics held in Metz, France, from March 22 to 25. Provide your response in exactly 2 paragraphs (separated nearby paragraphs with 3 aterisk symbols ***).
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