
On July 18, Marubeni Corporation reported that aluminium stocks at three major Japanese ports were up by nearly 1 per cent to 357,490 tonnes by end-June, from 354,000 tonnes month-on-month.

Marubeni gathers data from the ports of Yokohama, Nagoya, and Osaka, which are considered paramount for trading aluminium.
Marubeni stands as a prominent Japanese conglomerate engaged in integrated trading and investment businesses. The company excels in managing an extensive array of products and offering diverse services to meet a wide spectrum of market needs.
On March 27, 2023, Marubeni Corp. revealed that aluminium stocks at three major Japanese ports, Yokohama, Nagoya and Osaka, dipped by 2.6 per cent to 382,400 tonnes at the end of February 2023 from 392,500 tonnes from January 2023.
However, at the beginning of the year, to ensure a sustainable and consistent supply of Rio Tinto's Responsible Aluminium products to Japanese downstream manufacturers, global miner Rio Tinto and Japanese trader and business conglomerate Marubeni Corporation have agreed to the first sale under the new strategic Collaboration Agreement.
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