Batch Download ALOS from JAXA

batch_dl.sh

#!/bin/bash

# Indonesia
for long in {090..160..5}; do
    # north side
    for lat in {020..000..-5}; do
        file="N${lat}E${long}_N$(printf '%03d' $((10#$lat + 05)))E$(printf '%03d' $((10#$long + 05))).tar.gz"
        wget -nc ftp://ftp.eorc.jaxa.jp/pub/ALOS/ext1/AW3D30/release_v1804/$file
    done
    
    # khatulistiwa
    file="S005E${long}_N000E$(printf '%03d' $((10#$long + 05))).tar.gz"
    wget -nc ftp://ftp.eorc.jaxa.jp/pub/ALOS/ext1/AW3D30/release_v1804/$file

    # south side
    for lat in {010..020..5}; do
        file="S${lat}E${long}_S$(printf '%03d' $((10#$lat - 05)))E$(printf '%03d' $((10#$long + 05))).tar.gz"
        wget -nc ftp://ftp.eorc.jaxa.jp/pub/ALOS/ext1/AW3D30/release_v1804/$file
done

Thank you, this helped me write a script to download the whole dataset.