"The ranking is based on exclusive data from the International Air Transport Association (IATA), which maintains the world's largest and most comprehensive database of travel information, and is enhanced by extensive in-house research".
In the top spot, the Japanese passport has overtaken that of Singapore to become the world's "most powerful", since it now offers visa-free travel - that is countries to which citizens can travel without a visa or gain visa on arrival - to 190 countries.
Third place is shared by Germany, France and South Korea, which all have visa-free and visa-on-arrival access to 188 countries.
Uzbekistan lifted visa requirements for French nationals on October 5, having already granted visa-free access to Japanese and Singaporean citizens in early February.
It is updated in real-time, as and when visa-policy changes come into effect, according to Henley and Partners.
Two countries are still at the bottom spot.
Market Outlook: China cuts reserve requirements
The government has taken measures to help companies impacted by the trade war, he added. But some key activity indicators have weakened more sharply.
The US and the United Kingdom, both with 186 destinations, slid from 4th to 5th place, with neither having gained access to new jurisdictions since the start of 2018.
This places Lebanon as 100th down the list alongside Libya, Bangladesh, and South Sudan, dropping three places from a year ago out of 106 countries.
Russia has fallen to 47th position, despite having received a boost in September when Taiwan announced a visa-waiver for Russian nationals.
However, South Africa still ranks 3rd in Africa, after the Seychelles (25th strongest passport in the world, with 152 destinations) and Mauritius (31st strongest passport in the world, with 146 destinations). There are 218 countries in the world in total which require a visa.
The UAE has made the most remarkable ascent on the Henley Passport Index, from 62nd place in 2006 to 21st place worldwide now. Russia's recent decision to grant visa-free travel access to not only Emiratis but also citizens of several other nations speaks to this effort.
Christian H. Kälin, Group Chairman of Henley & Partners, commented in a statement on "the extraordinary results that states can achieve when they work hand in hand with their global peers to build a more interconnected and collaborative world".