植物工場とは？メリット・デメリットを解説【LED水耕栽培,レタス生産のコスト】

Summary

The video by Daisuke Miyazaki from 15Tech Co. Ltd. explores the concept of plant factories, discussing their benefits, drawbacks, and why they are trending. It highlights the superior productivity of plant factories compared to traditional agriculture, their resilience to climate change, and the significant investment involved. Miyazaki explains the three main types of plant factories: artificial light, solar light, and hybrid. The video also covers the economic aspects, including initial and running costs, and potential profitability challenges. Plant factories are noted for their automation and year-round production capabilities.

Takeaways

• 💰 The manufacturing cost per lettuce is calculated to be 95.08 yen, with the wholesale price typically ranging from 70 to 100 yen per plant.
• 🌱 The video is presented by Daisuke Miyazaki from 15Tech Co., Ltd., discussing the merits and demerits of plant factories.
• 📈 Plant factories are gaining popularity due to profitability for producers and increased necessity due to climate change.
• 🏭 The business model of plant factories is lucrative for related companies such as construction and equipment providers, which can earn millions to billions of yen from these projects.
• 📊 Plant factories are often in the news, not only for their novelty but also because they are a good publicity material for companies involved in the industry.
• 🛠️ Plant factories are automated production systems that control environmental conditions like temperature, light, and carbon dioxide levels, allowing for year-round cultivation.
• 🌟 There are three main types of plant factories: artificial light type, sunlight type, and a combination of both, each with distinct features and applications.
• 💡 The first plant factory started in Denmark in 1957, utilizing a combination of sunlight and supplementary artificial light for the production of salad sprouts.
• 🚀 The benefits of artificial light type plant factories include climate change resilience, year-round production, and the ability to produce large quantities in a small area without the use of pesticides or soil.
• 💔 However, the downsides include high initial and running costs, with about half of the plant factories not being profitable, and a limitation to mainly leafy vegetables.
• 🏢 Organizations such as local governments, food-related companies, and businesses with vacant factories are adopting artificial light type plant factories, while large-scale farms and enterprises interested in agriculture are leaning towards sunlight or combined type plant factories.

Q & A

What is the total cost of expenses mentioned in the script for a plant factory?

The total cost of expenses for the plant factory is approximately 68 million yen.

What is the annual production volume of the plant factory as described in the script?

The annual production volume is approximately 7.02 million plants.

What is the manufacturing cost per plant for the plant factory mentioned in the script?

The manufacturing cost per plant is calculated to be 95.08 yen.

What is the general wholesale price range for a single lettuce plant according to the script?

The general wholesale price range for a single lettuce plant is between 70 yen to 100 yen.

Why is the plant factory business becoming popular according to the script?

The plant factory business is becoming popular due to the profitability of related companies, the need for climate change adaptation, and its topicality in media.

What are the types of companies involved in the plant factory business as mentioned in the script?

The companies involved in the plant factory business include construction companies that build the factory buildings and equipment companies that create the internal facilities.

What are the three main types of plant factories mentioned in the script?

The three main types of plant factories are artificial light type, sunlight type, and combined type.

What are the key features of the artificial light type plant factory according to the script?

The key features of the artificial light type plant factory include the use of LED or high-pressure sodium lamps as light sources, buildings such as buildings or factory containers, and the constant closure of windows and doors.

What are the advantages of the artificial light type plant factory mentioned in the script?

The advantages include no climate change risk, planned annual production, high production in a small area, automation, no use of pesticides or soil, and fewer bacteria in the products.

What are the disadvantages of the artificial light type plant factory as described in the script?

The disadvantages include high initial and running costs, difficulty in turning a profit, limitation mainly to leafy vegetables, and a subtle consumer impression that may not match the demand for organic or pesticide-free products.

What is the business model for selling plant factories as mentioned in the script?

The business model for selling plant factories involves manufacturers creating and selling the equipment for plant factories, which can range from millions to billions of yen in scale.

Which organizations are adopting artificial light type plant factories according to the script?

Organizations adopting artificial light type plant factories include local governments, companies with financial resources, food-related companies, companies with vacant factories, and areas where agricultural production is not possible.

What are the recommendations for organizations considering starting a plant factory according to the script?

Construction companies, electrical appliance manufacturers, and manufacturing or venture businesses are recommended to consider becoming manufacturers of plant factories due to the potential for synergy with their existing businesses and the attractiveness of the investment.

What is the future outlook for plant factories as mentioned in the script?

The script suggests that plant factories might become more generalized around 20 years later, but it is unlikely that they will dominate agricultural production within the next 5 to 10 years.

What additional products related to plant factories are emerging according to the script?

Mini plant factories for home gardening are emerging, which are small-sized and allow for the hydroponic cultivation of vegetables using LED lighting.